Toothed v-belt
[化] 齿形三角带
🧩 词语组成解析
a. 有齿的, 锯齿的, 锯齿状的
belt
[bɛlt]
n. 腰带;区域;传送带;带状物;
vt. 环绕，包围;用带做记号;用力打;绕着系上带子;
🗣️ 情景例句
I hope they aren't lost.
但愿没丢才好。
Hiking gives you time to think.
郊游可以使你有时间思考。
I get to school at about 7:30 every day.
我每天七点半到校。