Differential pulley
[机] 差动滑轮
🧩 词语组成解析
differential
['dɪfə'rɛnʃəl]
adj. 差别的;特意的;[数]微分的;[机，物]差动的;
n. [数]微分;差别;工资级差;[机]差动器;
di, dif, divid 表示”分开”;”取消”,”否定”;”不同”
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
Hi, girls.
嗨 ，女孩们好。
How much will that be altogether?
总共多少钱？
To her horror he said that she was two hours too soon.
搬运工说她早到了两个小时，她听后大吃一惊。