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
Our competitor has a better product. There's no denying it.
无可否认，我们的竞争对手拥有更好的产品。
Just a minute and I'll see if there are any flights.
等一下，我来看看有没有班机。
He said, Pauline is typing letters. She can't speak to you now!
他说：“波淋正在打信，她现在不能同你讲话！”