Brake efficiency
[机] 制动效率
🧩 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
What's the matter?
到底发生了什么事？
No, I don't think so.
不，我想不会。
During the summer, I noticed tat the leaves of the tree were beginning to wither.
到了夏天，我发现树叶开始枯萎，