重要

since

/sɪns/📚 2998 305 5中考高考
You use since when you are mentioning a time or event in the past and indicating that a situation has continued from then until now. 自…以来; 从…以后

preposition [时间介词]自…以后,自…以来;(表示气愤)何曾,什么时候

We've lived here since 1994.
自1994年以来我们一直住在这里。

conjunction [并列连词]在…以后,自…以来;因为,由于,既然

I'm forever on a diet, since I put on weight easily.
我一直在节食,因为我的体重很容易增加。

adverb [时间副词]自…以后,自…以来;此后,后来

About six thousand people were arrested, several hundred of whom have since been released.
约六千人被逮捕,不过他们中有几百人后来被释放了。

since 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 089&90 For sale since 介词: 自从
Episode 2 The Blind Date ACT III since 连词: 自从...以来
Lesson 28 No parking
Lesson 59 In or out?
Lesson 76 April Fools' Day
Lesson 82 Monster or fish?
Lesson 83 After the elections
since

conj. 既然;因为;由于;自 … 以来;自 … 以后

单词造句:
网友用“Since”造句精选
I haven't binged since 1986. 我从1986年以来从未放纵过自己。
He's been in exile in India since 1959. 他自1959年以来一直流亡印度。
She had a sort of breakdown some years ago, and since then she has been very shy. 她几年前曾遭遇精神崩溃,从那以后她一直怯生生的。
They worked together in the 1960s, and have kept in contact ever since. 他们在20世纪60年代曾一起工作,自那时起就一直保持着联系。
I've earned my own living since I was seven, doing all kinds of jobs. 我自从7岁就自己谋生,做各种各样的工作。
The percentage increase in reported crime this year is the highest since the war. 今年报道的犯罪增长率是该战争以来最高的。
So much has changed in the sport since I was a teenager. 自我十几岁以来,该项运动发生了很大变化。
Since I have become a mother, the sound of children's voices has lost its charm. 我当了母亲之后,孩子的声音就失去了魅力。

自从

since + 时间点

  • She has been in Beijing since 2004.

since + n.

  • She hasn't been out since the accident.