MEANING/意义
之前
EXAMPLES/列句
-
最迟......之前
before the (used with a specific date)  -
游泳之前要先暖身。
Before swimming; we should warm up.
COMBINATIONS/组合
-
之前的
previous; preceding -
之前很久
in the past for a long time -
在此之前
before this; prior to this