before

必应网

      美 [bɪˈfɔr]

      英 [bɪˈfɔː(r)]

  •       adv.以前；过去；已经
  •       conj.以免；不然；在…以前；到…为止
  •       prep.在…以前；在…面前（或前面）；（次序或排列）在前面；表示面临或临近

同义词

反义词

      prep.

      in front of,facing,previous to,sooner than

      conj.

      rather than,instead of

      adv.

      beforehand,previously,earlier,in advance

权威英汉双解

英汉

英英

      before

      显示所有例句

      prep.

      1.

      在…以前earlier than sb/sth

      2.

      在…面前（或前面）used to say that sb/sth is in a position in front of sb/sth

      3.

      （次序或排列）在前面used to say that sb/sth is ahead of sb/sth in an order or arrangement

      4.

      （表示面临或临近）used to say that sth is facing sb in the future

      5.

      当面in the presence of sb who is listening, watching, etc.

      6.

      （表示面对某人、某事时的反应）used to say how sb reacts when they have to face sb/sth

      conj.

      adv.

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