Vacuum brake
真空闸
🧩 词语组成解析
brake
[brek]
n. 制动器，闸;刹车;阻碍;
vt.& vi. 刹（车）;
🗣️ 情景例句
my friends,
我的朋友们。
It's a poor mouse that has only on hole.
鼠只有一洞，必先把命送。
The Cutty Sark was one the fastest sailing ships that has ever been built.
“卡蒂萨克”号是帆船制造史上建造的最快的一艘帆船。