since

preposition

/sɪns/

jump to other results

(used with the present perfect or past perfect tense) from a time in the past until a later past time, or until now
- She's been off work since Tuesday.
- We've lived here since 2006.
- I haven't eaten since breakfast.
- He's been working in a bank since leaving school.
- Since the party she had only spoken to him once.
- ‘They've split up.’ ‘Since when?’
- That was years ago. I've changed jobs since then.
Use for, not since, with a period of time: I've been learning English for five years. • I’ve been learning English since five years. Topics Timea2
since when? used when you are showing that you are angry about something
- Since when did he ever listen to me?

Word Originlate Middle English: contraction of obsolete sithence, or from dialect sin (both from dialect sithen ‘thereupon, afterwards, ever since’).

since

conjunction

/sɪns/

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(used with the present perfect, past perfect or simple present tense in the main clause) from an event in the past until a later past event, or until now
- Cath hasn't phoned since she went to Berlin.
- It was the first time I'd had visitors since I'd moved to London.
- It's twenty years since I've seen her.
- How long is it since we last went to the theatre?
- She had been worrying ever since the letter arrived.
Topics Timea2
because; as
- We thought that, since we were in the area, we'd stop by and see them.

Word Originlate Middle English: contraction of obsolete sithence, or from dialect sin (both from dialect sithen ‘thereupon, afterwards, ever since’).

since

adverb

/sɪns/

used with the present perfect or past perfect tense

jump to other results

from a time in the past until a later past time, or until now
- She went for a run on Monday and has not been seen since.
- She moved to Pakistan in 1997 and has been living in Lahore ever since.
- He left home two weeks ago and we haven't heard from him since.
- The health of the British people was better at the end of the Second World War than at any time before or since.
- The original building has long since (= long before now) been demolished.
at a time after a particular time in the past
- The song topped the charts in 1957 and has since become a rock and roll classic.
- We were divorced two years ago and she has since remarried.

Word Originlate Middle English: contraction of obsolete sithence, or from dialect sin (both from dialect sithen ‘thereupon, afterwards, ever since’).

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单词	since
释义	since preposition /sɪns/ /sɪns/ jump to other results (used with the present perfect or past perfect tense) from a time in the past until a later past time, or until now She's been off work since Tuesday. We've lived here since 2006. I haven't eaten since breakfast. He's been working in a bank since leaving school. Since the party she had only spoken to him once. ‘They've split up.’ ‘Since when?’ That was years ago. I've changed jobs since then. Use for, not since, with a period of time: I've been learning English for five years. • I’ve been learning English since five years. Topics Timea2 since when? used when you are showing that you are angry about something Since when did he ever listen to me? Word Originlate Middle English: contraction of obsolete sithence, or from dialect sin (both from dialect sithen ‘thereupon, afterwards, ever since’). since conjunction /sɪns/ /sɪns/ jump to other results (used with the present perfect, past perfect or simple present tense in the main clause) from an event in the past until a later past event, or until now Cath hasn't phoned since she went to Berlin. It was the first time I'd had visitors since I'd moved to London. It's twenty years since I've seen her. How long is it since we last went to the theatre? She had been worrying ever since the letter arrived. Topics Timea2 because; as We thought that, since we were in the area, we'd stop by and see them. Word Originlate Middle English: contraction of obsolete sithence, or from dialect sin (both from dialect sithen ‘thereupon, afterwards, ever since’). since adverb /sɪns/ /sɪns/ used with the present perfect or past perfect tense jump to other results from a time in the past until a later past time, or until now She went for a run on Monday and has not been seen since. She moved to Pakistan in 1997 and has been living in Lahore ever since. He left home two weeks ago and we haven't heard from him since. The health of the British people was better at the end of the Second World War than at any time before or since. The original building has long since (= long before now) been demolished. at a time after a particular time in the past The song topped the charts in 1957 and has since become a rock and roll classic. We were divorced two years ago and she has since remarried. Word Originlate Middle English: contraction of obsolete sithence, or from dialect sin (both from dialect sithen ‘thereupon, afterwards, ever since’).
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