Tcvs
abbr. Thrust Chamber Valve Switch （火箭发动机）推力室阀门开关
🗣️ 情景例句
Well, hi, fellas.
你们大家好。
No pleasure without alloy (or pain or repentance).
乐中有悲。
If the feeding place was away from the sun, the straight part of the wagging dance pointed downward.
如果喂食地点向着太阳，跳舞的蜜蜂在跳摇摆舞时直线部分就一直向上。