since
🇺🇸
/sɪns/
🇬🇧
/sɪns/
preposition
A2
from a past time until now or another time
She has lived here since 2010.
她从2010年起就住在这里。
R
used to show anger or surprise about something
Since when do you make the rules?
你什么时候开始制定规则了？
conjunction
A2
from the time when something happened
It has been years since we last met.
自从我们上次见面已经过去好几年了。
B2
because; for the reason that
Since it's raining, we should stay inside.
既然下雨了，我们应该待在室内。
adverb
B1
from a past time until now
The old building has long since been torn down.
那栋旧建筑早已被拆除。
B1
after a particular time in the past
He moved away five years ago and has since started a new job.
他五年前搬走了，之后开始了一份新工作。
translation
自从, 竟然
自, 因为
自从, 在...之后