V-belt
三角皮带\\n[化] V形皮带
🧩 词语组成解析
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
The policemen could not cope with the crowds.
警察不能对付群众。
Are you pulling my leg?
你在开我玩笑吗？
that people have for years assumed that the process of losing vigour with time,
多年来就已认识到。生命力随着时间流失而丧失活力，