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before
01
之前
ahead of someone or something in time, order, or importance
02
之前
at a time earlier than something
03
之前
in a position or location ahead of or in front of something or someone
04
之前
used to indicate preference or priority of one thing over another
before
01
earlier than a particular action or event
例子
The children opened their presents before breakfast.
Finish your homework before dinner.
He completed the project before the deadline.
They studied for the exam together before the test date.
The football kicker practiced his dropkick technique before the game.
