Observation station
观测站
🧩 词语组成解析
🗣️ 情景例句
In about half an hour. Why?
大约半个小时。为什么问这个？
He is working on a book about the Vietnam War.
他正在写一本关于越战的书。
He told me that he could not go to sleep one night because he heard a strange noise coming from the bar.
他告诉我有天夜里他怎么也睡不着，因为他听到酒吧里传来一阵奇怪的响声。