since

since
since

since
1.此后;从那时到现在,自从……
2.既然;因为,由于

此后

副词 ad. (常用于现在完成时或过去完成时)
1.此后;从那时到现在
She left school three years ago and has worked as a nurse ever since.
她三年前毕业,从那时起便一直当护士。
2.之前,以前
介词 prep.
1.(常用于现在完成时或过去完成时)自...以来,从...至今...

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副词 ad. (常用于现在完成时或过去完成时)
1.此后;从那时到现在
She left school three years ago and has worked as a nurse ever since.
她三年前毕业,从那时起便一直当护士。
2.之前,以前
介词 prep.
1.(常用于现在完成时或过去完成时)自...以来,从...至今
I haven't heard from him since last year.
我自去年以来未曾收到过他的信。
连接词 conj.
1.(常用于现在完成时或过去完成时)自...以来,从...至今
It's been ten years since they married.
他们结婚到现在已经十年了。
She has been living a hard life since her husband died.
她自从丈夫死后,一直过着艰苦的生活。
2.既然;因为,由于
He must have taken the book since it isn't here.
他一定是把书拿走了,因为书已不在这里了。
Since it is so hot, let's go swimming.
既然天气这么热,我们去游泳吧。

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since
[sIns; sins]
《源自古英语“其后”的意思》
连接词
1
a. [常 ever ~,用于表继续之完成式主要子句后] 自从…以后,自…以来,从…起一直
He has been abroad (ever) ~ he parted from me.
自从他离开我后,他一直在海外
I've been doing th...

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since
[sIns; sins]
《源自古英语“其后”的意思》
连接词
1
a. [常 ever ~,用于表继续之完成式主要子句后] 自从…以后,自…以来,从…起一直
He has been abroad (ever) ~ he parted from me.
自从他离开我后,他一直在海外
I've been doing this work (ever) ~ I retired.
自从退休后我一直在做这工作
b. 从做…时候起 (到现在 [那时] 的期间)
The city has changed a lot ~ I have lived here.
自从我住在这里的时候起,这城市已改变了很多
He had not seen her ~ he (had) married.
自从他结婚之后他就一直没见过她
c. (~) 的构句] 自…后 (已过…年)
It is [has been] two years ~ I left school.
自从我离校后已经过了两年
2 既然…,因为…
S~ there's no more time, we must give it up.
既然不再有时间,我们必须放弃那件事
Let's do our best, ~ we can expect no help from others.
既然我们不能指望别人的帮助,我们就尽全力去做吧
介系词
1 a. [常 ever ~,常与表示继续之完成式连用] 自…以来 (一直)
They have been very happy together ever ~ their marriage.
自从他们结婚以来,他们一直快乐地生活在一起
S~ then I had wondered where he lived.
从那时起,我一直在想他住在哪里
S~ when have you lived here?.
从什么时候起你就住在这里了?
b. 从…以后 (时间[期间] (有多久)
It's a long time ~ her death.
她去世后已经过了很久
She has changed a good deal ~ her sickness.
自从她生病后她已经改变了很多
c. (口语)从发明[发现]…的时代以来
He is the greatest novelist ~ Henry James. (
口语)他是自亨利.詹姆斯以来最伟大的小说家
副词
(无比较级、最高级)
1
a. [常 ever ~] (那时) 以来 (一直) ,从那时以后 (直到现在)
He went to America twenty years ago and has stayed there ever ~.
二十年前他去了美国,从此就一直留在那里
b. 从那时起 (到现在 [那时] 的这一段期间) ,其后
I have not seen him ~.
从那时候起我一直没见过他
2 [常 long ~] (从现在起) (几年) 前
long ~
很久以前,好久以前
not long ~
不久以前,未久
He has long ~ arrived.
他好久以前就到了; 他到了很久了

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常用在完成时态，可翻译为自从。。。

副词 ad. (常用于现在完成时或过去完成时)
介词 prep.
连接词 conj. 1. (常用于现在完成时或过去完成时)自...以来,从...至今It's been ten years since they married. 他们结婚到现在已经十年了。 She has been living a hard life since her husband died. 她自从丈夫死...

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副词 ad. (常用于现在完成时或过去完成时)
介词 prep.
连接词 conj. 1. (常用于现在完成时或过去完成时)自...以来,从...至今It's been ten years since they married. 他们结婚到现在已经十年了。 She has been living a hard life since her husband died. 她自从丈夫死后,一直过着艰苦的生活。 2. 既然;因为,由于He must have taken the book since it isn't here. 他一定是把书拿走了,因为书已不在这里了。 Since it is so hot, let's go swimming. 既然天气这么热,我们去游泳吧。

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