Friction brake-drum
[化] 摩擦制动鼓
🧩 词语组成解析
brake
[brek]
n. 制动器，闸;刹车;阻碍;
vt.& vi. 刹（车）;
drum
[drʌm]
n. 鼓;鼓状物;鼓声;石首鱼;
vt. 击鼓;连打;反复讲;鼓吹;
vi. 击鼓;连打;拍翅;
🗣️ 情景例句
The truth is, I'd like to live in the city.
老实说我也想住到城里来。
I hope not.
我希望不会。
as the wave leaves the particles behind back to its starting point again.
当波浪把微粒留在身后时又回到出发点。