试题题干
Translate the following sentence into Chinese.
Then the air was let out of the bellows, and, while the man stepped outside, the air inside the ship remained at normal pressure.
参考答案
试题解析
考点：let out排出，释放；step outside走到外面；at normal pressure气压维持在正常水平。
句子结构：句子为并列句。前半句主语为the air，句子为被动语态。后半句while引导时间状语从句，主句为the air inside the ship remained at normal pressure.