V belt transimission
[机] 三角皮带传动
🧩 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
Keep out of what doesn't concern you.
不关你的事不要插手。
May I have a customs declaration form, please?
请给一份海关申报表好吗？
Oh, doctor. He seems terribly ill. Are you sure it's nothing serious?
噢，医生。他似乎病得很厉害。你肯定不是什么大病？