Simu
abbr. stellar inertial measuring unit 天体惯性测量设备
🗣️ 情景例句
Take the time, Susan.
别那么忙， Susan。
I eat dinner at about 7 o'clock.
我在大约7点钟吃晚饭。
Really? What's the weather like in Australia now?
真的吗？澳大利亚现在天气怎样？