Simu
abbr. stellar inertial measuring unit 天体惯性测量设备
🗣️ 情景例句
I think I'm quite proficient in both written and spoken English.
我认为我在英语读写方面相当熟练。
I ate stream fish for lunch yesterday.
我昨天午饭吃的是清蒸鱼。
Yes?
什么事？