精讲课 笔记随视频锁定
旅行中饮水技巧

右侧笔记支持独立滚动。边听名师连读拆解,边对照右侧的语法事实与统计数据笔记。

Travellers on short trips to areas with water supplies of uncertain quality should avoid drinking tap-water, or untreated water from any other source.

of … quality 高质量的;优质的

  • goods of the highest quality 做定语
  • Much of the land was of poor quality. 做表语
  • The photos are of variable quality.
  • The remote village had water supplies of uncertain quality, prompting health warnings.这个偏远村庄的供水质量不确定,引发了健康警告。
  • It's recommended to boil the water due to water supplies of uncertain quality in the region.由于该地区供水质量不确定,建议将水烧开。

untreated adj. 1. describes a substance that is not cleaned and has not had special substances added to protect it or make it safe to use 未处理的

  • Drinking untreated water can lead to serious gastrointestinal problems.饮用未经处理的水可能导致严重的胃肠道问题。
  • The park advises visitors not to drink the untreated water from the stream.公园建议游客不要饮用溪流中未经处理的水。
untreated water 未经处理的水(原水) Drinking untreated water from lakes or rivers can lead to serious parasitic infections. 饮用湖泊或河流中未经处理的水会导致严重的寄生虫感染。
untreated sewage 未经处理的污水 The coastal ecosystem was devastated after tons of untreated sewage were pumped into the sea. 在数吨未经处理的污水排入大海后,海岸生态系统遭到了破坏。
untreated waste 未经处理的废物 Illegal dumping of untreated waste remains a major challenge for environmental regulators. 非法倾倒未经处理的废物仍然是环境监管机构面临的一项主要挑战。

untreated adj. 2. not receiving medical treatment 未治疗的

  • This condition may become permanent if left untreated.
  • If untreated, the illness can become severe. 若不加以治疗,病情就可能会变得很严重。
  • If left untreated, decay goes deeper and deeper into the tooth. 如果不及时治疗,蛀牙会越来越深。
untreated illness 未治疗的疾病(泛指) An untreated illness can quickly escalate into a life-threatening condition. 如果不进行治疗,小病也可能迅速演变成危及生命的重症。
untreated disease 未治疗的疾病(特指某种病) The study focused on the long-term effects of untreated chronic diseases in rural areas. 这项研究侧重于农村地区未治疗的慢性病所带来的长期影响。
untreated depression 未治疗的抑郁症 Untreated depression can severely impact a person's ability to function in daily life. 未经治疗的抑郁症会严重影响一个人的日常生活能力。

avoid doing sth. 避免做某事

  • She always tries to avoid eating late at night.她总是尽量避免深夜进食。
  • To prevent injury, players must avoid making direct contact with the head.为了防止受伤,运动员必须避免头部直接接触。

It is best to keep to hot drinks, bottled or canned drinks of well-known brand names -- international standards of water treatment are usually followed at bottling plants.

it is best (= It is wise) to do sth. 最好做某事;做某事是明智的

  • It's best to go by bus.
  • It's best to go later in the season.
  • It's best to get to the supermarket early.
  • It is best to consult a specialist before starting any new medication. 在开始服用任何新药之前,咨询专家是最明智的。
It is best (that) ... 最好...(后接从句,常用虚拟语气) It is best that she stay in bed until the fever breaks. 最好让她卧床休息,直到退烧为止。

keep to = stick to 坚持,遵守,不放弃,不偏离

  • Keep to the speed limits.
  • It's best to keep to the track―the land is very boggy around here. 
  • We should try to keep to the original schedule as closely as possible.我们应该尽量坚持原来的时间表。
  • During the fast, he decided to keep to a diet of only liquids.在禁食期间,他决定只局限于液体饮食。

bottled adj. sold in a bottle 瓶装售卖的

  • Some connoisseurs prefer bottled beer over canned beer, claiming it tastes fresher. 一些鉴赏家相比罐装啤酒更喜欢瓶装啤酒,声称其味道更鲜美。
  •  In areas where tap water is unsafe, bottled water is the only reliable source for drinking. 在自来水不安全的地区,瓶装水是唯一的可靠饮水源。

canned adj. (Br.E .also tinned) (of food) preserved in a can 罐装的

  • Canned food is a convenient option for camping trips or emergency supplies. 对于野营旅行或应急物资来说,罐装食品是一个便捷的选择。
  • She quickly heated up a tin of canned soup for a simple lunch. 她很快热了一罐浓汤作为简单的午餐。
bottled or canned drinks 瓶装或罐装饮料
  • Keep to hot drinks, bottled or canned drinks of well-known brand names.坚持饮用热饮、知名品牌的瓶装或罐装饮料。
  • The vending machine sells various kinds of bottled or canned drinks.自动售货机出售各种瓶装或罐装饮料。

brand name n. [C] the name given to a product by the company that makes it = trade name  商标名称

  • The store carries products only from well-known brand names.这家商店只销售知名品牌名称的产品。
  • Make your brand name memorable. 让品牌名过目难忘。
  • Brand Name can never contain a digit.品牌名称决不能包含数字。

international standards of water treatment 水处理的国际标准

  • International standards of water treatment are usually followed at bottling plants.装瓶厂通常会遵守水处理的国际标准。
  • The factory proudly complies with all international standards of water treatment.这家工厂自豪地遵守所有水处理的国际标准。

be followed at... 在…处被遵守/遵循

  • Strict hygiene protocols must be followed at all times in the kitchen.厨房里必须始终遵守严格的卫生规程。
  • The company policy must be followed at every branch globally.公司政策必须在全球的每个分支机构都被遵循。

standards of ...的标准(习惯用复数)

  • The EU should set minimum standards of employee rights.
  • We aim to maintain high standards of customer care.

follow … standard(s) 遵循...标准

  • All manufacturers must follow strict safety standards when producing toys. 所有制造商在生产玩具时必须遵循严格的安全标准。
  • Follow standard operating procedures and your personal minimums. 按照标准操作程序和个人最低标准进行操作。
  • Analyzing risk of process system need follow standard procedure and international standard. 对系统进行风险分析,需依照标准流程,遵照国际标准进行。
have / boast / enjoy … standard(s) 拥有/以拥有…标准为荣 The luxury resort boasts world-class standards of hospitality and comfort. 这家豪华度假村以其世界级标准的服务和舒适度而自豪。
define / establish / set … standard(s) 定义/建立/设定标准 The committee was formed to set new environmental standards for the industry. 委员会的成立旨在为该行业设定新的环保标准。
achieve / meet / reach … standard(s) 达到/符合标准 This batch of products failed to meet the required quality standards. 这批产品未能达到所要求的质量标准。
fall short of … standard(s) 未达到标准 The athlete's performance fell short of the Olympic standards for qualification. 该运动员的表现未达到奥运会的入围标准。
raise / lower … standard(s) 提高/降低标准 The university decided to raise its admission standards to ensure academic excellence. 大学决定提高入学标准以确保学术卓越。
maintain / sustain … standard(s) 维持/保持标准 It is a challenge for the restaurant to maintain high standards of cleanliness every day. 对于餐厅来说,每天维持高标准的清洁是一项挑战。

bottling plant  a plant where beverages are put into bottles with caps(饮料)灌瓶厂

  • Somalia is in the midst of a decades-long civil war, and though soda gets in via boat, the bottling plant is closed. 索马里在几十年的内战里,尽管苏打汽水通过船入境,但灌装基地紧闭着。
  • coca cola bottling plant 可口可乐装瓶厂

Carbonated drinks are acidic, and slightly safer.

carbonated adj. (of a drink) containing small bubbles of carbon dioxide 含二氧化碳的,起泡的

  • High consumption of carbonated drinks is often linked to dental problems. 大量饮用碳酸饮料通常与牙齿问题有关。
  • He prefers carbonated mineral water over still water for its refreshing bubbles. 比起纯净水,他更喜欢碳酸矿泉水,因为它有清爽的气泡。
  • The doctor advised her to reduce her intake of carbonated drinks.医生建议她减少碳酸饮料的摄入量。
  • Most carbonated drinks contain a lot of sugar and artificial flavorings.大多数碳酸饮料含有大量糖分和人工调味剂。

carbonate v. to charge (a beverage, for example) with carbon dioxide gas 给(例如饮料)充二氧化碳气体

  • The factory uses specialized equipment to carbonate the beverages before bottling. 工厂在装瓶前使用专业设备给饮料充二氧化碳。
  • Sea life makes carbonate shells from this runoff. 海洋生物使碳酸盐的壳流失。
carbon n. Diamonds and graphite are different forms of pure carbon. 钻石和石墨是纯碳的不同表现形式。
carbon dioxide 二氧化碳 Plants absorb carbon dioxide and release oxygen during photosynthesis. 植物在光合作用过程中吸收二氧化碳并释放氧气。
carbon monoxide 一氧化碳 Installing a carbon monoxide detector can prevent accidental poisoning from gas leaks. 安装一氧化碳检测器可以防止因煤气泄漏导致的意外中毒。

acidic adj. contain acid 酸性的

  • Dissolved carbon dioxide makes the water more acidic.
  • The soil in this area is highly acidic, making it unsuitable for certain crops.这个地区的土壤酸性很高,使其不适合种植某些作物。
  • Lemon juice is very acidic.柠檬汁酸性很强。
acidic soil 酸性土壤 Blueberries thrive in acidic soil with a pH level between 4.5 and 5.5. 蓝莓在 pH 值介于 4.5 至 5.5 之间的酸性土壤中生长茂盛。

Make sure that all bottles are opened in your presence, and that their rims are clean and dry.

make sure that... 确保/务必做到…

  • Please make sure that all windows are closed before leaving the house.离开房子前,请务必确保所有窗户都关好了。
  • The manager will make sure that the team has all the necessary resources.经理将确保团队拥有所有必要的资源。

presence n. [U] being present in a place 出席,在场

in one's presence 在某人面前/某人到场时

  • She asked them not to discuss the matter in her presence
  • The will was signed in the presence of two witnesses.遗嘱是在两名证人的面前签署的。
  • Children should always be well-behaved in the presence of their elders.孩子们在长辈面前应该始终表现良好。
  • She felt quite nervous in the principal's presence during the interview. 在面试过程中,她在校长面前感到非常紧张。
in the presence of sb. 在某人面前(较正式)
  • The document was signed in the presence of two witnesses. 
  • The treaty was signed in the presence of international observers. 该条约是在国际观察员的见证下签署的。
absence n. being away 缺席,不在场 His frequent and prolonged absences were making his wife suspicious.
in / during sb.’s absence 在某人不在场期间
in / during the absence of sb. 在某人不在场期间(较正式)
  • In the absence of any evidence, the police had to let Myers go.
  • Decisions were made in the absence of the chairman due to the emergency. 由于情况紧急,决策是在主席不在场的情况下做出的。

rims n.(圆形物体的)边沿;一圈;轮辋,