since
prep
(used with the present or past perfect tense 與現在完成時態或過去完成時態連用) from (a specified time in the past) till a later past time, or till now 從(過去某時間)以來、 以後或到現在
I haven't eaten since breakfast. 我吃了早飯後到現在還什麼都沒吃呢.
She's been working in a bank since leaving school. 她中學畢業後就一直在一家銀行工作.
He had spoken to her only once since the party. 自從那次聚會以來, 他只跟她說過一次話. since, conj
1 (used with the present perfect, past perfect or simple present tense in the main clause 與主句中的現在完成時態、 過去完成時態或一般現在時態連用) from (a specified event in the past) till a later past event, or till now 從(過去某事)以來、 以後或到現在
Where have you been since I last saw you? 自從我上次見到你以後, 你到哪兒去了?
It was the first time I'd won since I'd learnt to play chess. 自從我學會下國際象棋以來, 這是我第一次贏.
How long is it since we visited your mother? 自從我們看望你母親以來到現在有多長時間了?
2 because; as 因為; 既然; 由於
Since we've no money we can't buy a new car. 因為我們沒錢, 沒法買新汽車.
3 (idm 習語) ever since =>ever. since adv (used with the present or past perfect tense 與現在完成時態或過去完成時態連用) from a specified time in the past till a later past time, or till now 從過去某時間以來、 以後或到現在
He left home two weeks ago and we haven't heard from him since. 他兩星期以前離開了家, 到現在我們一直沒有他的消息.
She moved to London last May and has since got a job on a newspaper. 她去年五月到倫敦, 此後一直在報社工作.