Sigs

abbr. simplified inertial guidance system 简易惯性制导系统; stellar inertial guidance system 天体惯性制导系统

🗣️ 情景例句

when you called me.
当你打电话给我的时候。
Do you have a book?
你有一本书吗?
When I boarded the train, I could not help noticing that a great many local people got on as well.
上车后,我不禁注意到许多当地人也上了车。
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