Tcvs
abbr. Thrust Chamber Valve Switch （火箭发动机）推力室阀门开关
🗣️ 情景例句
Thanks, Linda.
谢谢，Linda。
It is right to put everything in its proper use.
凡事都应该用得其所。
The box is heavy. Can you carry it?
这个箱子很重，你能搬动吗？