while

• I will cover for jane while she is on holiday .
  简休假时我替补她工作。
• I learned much while sewing my time .
  我当学徒时，学了不少的东西。
• He worked for an inventor for a while .
  他为一个发明家干了一阵子。
• Then for a while the barbarians were held .
  此后蛮族暂时被制止了。
• Please do n't disturb me while i am sleeping ..
  我睡觉时请不要打扰我。
• Please stay and visit with me for a while .
  请呆上一会儿跟我聊聊。
• Put the steamed bread over the fire for a while .
  把馒头在火上嘘一嘘。
• Let 's sit down and take a rest for a while .
  我们坐下来，少憩片刻吧。
• All the while jo watched her in silence .
  乔一直闷声不响地看着她。
• There was silence between us for a little while .
  我们半晌没做声。