- (also informal meantime)
while something else is happening 同时；与此同时 Bob spent fifteen months alone on his yacht. Ann, meanwhile, took care of the children on her own. 鲍勃独自在他的游艇上待了十五个月。在这段时间，安一个人照顾孩子。 The storm is expected to move north today. Concerns are mounting meanwhile for a missing surfer. 预计风暴今天将向北移动。与此同时，对一名失踪冲浪者的担忧日益加剧。
Extra ExamplesShe stopped to take one last snapshot. Meanwhile, back at the camp, cook had dinner ready and waiting. 她停下来拍了最后一张快照。与此同时，回到营地，库克已经准备好晚餐，等待着。 He had taken a train to Rome via Bologna. Meanwhile, back in London, police raided the flat where his wife lived. 他乘火车经博洛尼亚去了罗马。与此同时，在伦敦，警方突袭了他妻子居住的公寓。
- (also informal meantime)
in the period of time between two times or two events 在此期间；与此同时 The doctor will see you again next week. Meanwhile, you must rest as much as possible. 医生下周还会给你看病。在此期间，你一定要尽可能多休息。 I will put an information pack together and send it to you. Meanwhile, here are some links to useful websites. 我会把一个信息包放在一起，寄给你。同时，这里有一些有用网站的链接。
used to compare two aspects of a situation （比较两方面）对比之下
Word Originlate Middle English: from mean (noun) + while.