trough
🇬🇧/trɒf/ 🇺🇸/trɔːf/A trough is a long narrow container from which farm animals drink or eat. 饮水槽; 饲料槽
noun [专属名词] （喂家畜的）饲料槽，饮水槽； （商业活动等的）淡季，低谷； （波浪间的）波谷，（小山间的）低谷；低压槽，槽形低压；（用于培植植物、调配化学制品的）槽形容器；（运水的）沟槽；地表槽谷；钱槽，钱眼；（数）凹点
The old stone cattle trough still sits by the main entrance. 那尊古老的石制牛食槽依旧位于主要入口处。
verb [vi. 不及物动词] 狼吞虎咽
The increase from trough to peak is minor: only around 25%. 从波谷到波峰增加的很少，只有25%左右。
- trough 出现在下面的课文中（提供视频、音频及笔记等可系统性学习）
- Lesson 40 Waves trough 名词: 波谷
污水通过(through)水槽(trough)排放
- 网友用 “Trough” 造句精选
- The trough of low pressure extends over 1,000 miles. 低气压槽延伸一千多英里。
- ...recovery from the industry's worst-ever trough in 2001 and 2002. …从2001和2002年工业的最低谷复苏。
- This chair grows in a sliding flower trough, and each "foot" grows a willow tree. 这把椅子长在一个可滑动的花槽里，每只“脚”长出一株柳树。
- The boat rolled heavily in the troughs between the waves. 小船在海浪间的波谷中剧烈地摇晃着。
- The proportion of working-age people with jobs is lower than in the trough of the recession. 适龄劳动人口的就业比例还是低于经济衰退低谷时的比例。