When the plane arrived,some of the detectives were waiting inside the main building while others wer

题目

When the plane arrived,some of the detectives were waiting inside the main building while others were waiting on the airfield.这里的While是什么意思?或者在句子中充当什么成分?
While two detectives were keeping guard at the door,two others opened the parcel.
同篇文章的这句While又是什么意思？跟上面那句有什么不同吗？

答案

这里的while与when的解释是相同的:当……时.(当然用法不同,我只是让你方便理解).并且在这句句子中引导时间状语从句.在我看来你的问题补充中的while与最初问题的用法是一样的.以后碰上这种问题你就解释句子,while的意...