since
更新时间:2026-06-29 20:28:55 栏目: 英语词典
更新时间:2026-06-29 20:28:55 栏目: 英语词典
音标:[sɪns]
翻译:
自从:表示某个时间点或事件之后的时间。
因为:用于表示原因或理由。
读音:
/sɪns/
表示时间:用来表示某个事件发生之后的时间点或时间段。
例句:She has been studying here since 2010.
(她自2010年起就一直在这里学习。)
表示原因或理由:表示因果关系,通常引导原因。
例句:Since it is raining, we should stay inside.
(因为下雨了,我们应该待在里面。)
在某些从句中:常与“that”或“when”连接,表示自某个特定时刻以来。
例句:I have not seen him since I moved to this city.
(自从我搬到这个城市后,我就再也没见过他。)
用于强调过去开始的持续状态:表示从过去某个时间点到现在,某事持续发生。
例句:She has been working hard since last year.
(她自去年以来一直在努力工作。)
与完成时态连用:通常与现在完成时连用,表示从过去某一时刻到现在的时间段。
例句:I have known him since we were kids.
(我自从我们还是孩子时就认识他。)
Since then:自那时以来
例句:I’ve never been to Paris since then.
(自那时以后,我再也没有去过巴黎。)
Since when:自什么时候起
例句:Since when did you start working here?
(你从什么时候开始在这里工作?)
Since the beginning:自一开始
例句:They’ve been friends since the beginning.
(他们从一开始就是朋友。)
Ever since:自从那时以来
例句:Ever since he left, things have been different.
(自从他离开后,一切都变了。)
I have been waiting for you since 3 o'clock.
(我从三点钟开始一直在等你。)
He has lived in New York since 2015.
(他自2015年以来一直住在纽约。)
Since you are here, we can start the meeting.
(既然你来了,我们可以开始会议了。)
They haven't spoken to each other since the argument.
(他们自从争吵后就没有再说过话。)
Since the weather is nice, let's go for a walk.
(既然天气很好,我们去散步吧。)
I haven’t seen her since she moved to Canada.
(自从她搬到加拿大后,我就没见过她。)
Since you mentioned it, I will help you.
(既然你提到了,我会帮助你。)
Since we are running late, let's take a cab.
(既然我们快迟到了,我们打出租车吧。)
The company has been expanding since its foundation.
(公司自成立以来一直在扩张。)
Since the introduction of the new policy, things have improved.
(自从新政策引入以来,情况有所改善。)
"Since" 是一个多功能的词汇,既可以表示时间上的起点,也可以用来表示原因或理由。它通常与完成时态搭配,表示从过去某个时刻或事件开始到现在的状态,广泛应用于各种语境中。