Tcvs
abbr. Thrust Chamber Valve Switch （火箭发动机）推力室阀门开关
🗣️ 情景例句
I'm happy to meet you.
很高兴见到你。
He's a student,too.
他也是学生。
To tell the truth, I don't like disco.
说实话，我不喜欢迪斯科。