时差反应是每个国际旅行者可能遇到的问题。翻译
The problem of Jet Lag is one every international traveler comes across.
暂无解析
In studio recordings, new techniques made possible effects that not even an electronic band could produce .
The fixed star was a planet.（）
The theory of black holes in space__ (accept) by many serious scientists and astronomers.
Some students from asking questions in class.（）
He is ______absorbed in his own thoughts that he seems unaware of what's going on in the room
