Sifu
abbr. sensor interface unit 传感器接口单元
🗣️ 情景例句
Sure. It's up ahead to your left.
好的。往前走，在你的左边。
Comets to appear
彗星出现了
It's the library's. Please be more careful from now on!
“是图书馆的书。从现在起请你倍加小心！”