since
翻譯
自從, 既然, 由於, 此後
例句
I have lived here since 2010.
我從2010年起就住在這裡。
Since you're busy, I'll go alone.
既然你忙，那我就一個人去。
He left last year and I haven't seen him since.
他去年離開了，此後我再也沒見過他。
文法模式
since ((時間點)) 自從 I have been waiting since 10 a.m.
since ((子句)) 既然；由於 Since it is raining, let's stay inside.
since ((子句)) 自從……以來 She has been busy since she started her new job.
近義詞
同義詞: from, after (時間); because, as (原因)
詞源
源自古英語 'siþþan'，意為“在那之後”。
記憶技巧
記住 'since' 有兩個主要用途：表示從過去某個時間點開始（自從），以及表示原因（既然/由於）。