Tcvs
abbr. Thrust Chamber Valve Switch （火箭发动机）推力室阀门开关
🗣️ 情景例句
I can't put my finger on what exactly makes a written piece a classic.
我不知道什么使一篇著作成为经典。
Boy, you are in a lousy mood!
天啊，你情绪糟糕透了！
and they provided a striking demonstration of the potentialities hidden in instruments and apparatus.
并充分显示出了仪表和仪器的潜在力量。