Straining pulley
[机] 拉紧带轮
🧩 词语组成解析
[医] 应变; 使劲, 用力; 滤过
pulley
['pʊli]
n. 滑轮（组），滑车;皮带轮;
v. 用滑轮升起，用滑车推动;给…装滑车;
🗣️ 情景例句
She took a medical course.
她选读医学课程。
I can't do two things at the same time.
我只有一双手。
Only the Earth provides ideal conditions, and even here it has taken more than four billion years for plant and animal life to evolve.
只有地球提供理想的条件，而即使在这里，植物和动物的进化也用了40亿年的时间。