Stopcocks
n. 管闩( stopcock的复数形式 ); 活塞; 活栓; 旋塞阀
🗣️ 情景例句
You never know what you can do till you try.
除非尝试，否则你永远都不知道你有何价值。
You can't eat your cake and have it.
不能既要吃饼，又要把饼保存。
Yes, please.
好的，来点儿吧。