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
I was. I came back here last month on vacation.
本来是，不过上个月回来度假。
No. He'll slaughter me.
不，他会宰了我的。
It is being repaired by a friend of my father's.
父亲的一个朋友正在修理这件乐器。