Differential pulley
[機] 差動滑輪
?? 詞語組成解析
differential
['d?f?'r?n??l]
adj. 差別的;特意的;[數(shù)]微分的;[機，物]差動的;
n. [數(shù)]微分;差別;工資級差;[機]差動器;
di, dif, divid 表示”分開”;”取消”,”否定”;”不同”
pulley
['p?li]
n. 滑輪（組），滑車;皮帶輪;
v. 用滑輪升起，用滑車推動;給…裝滑車;
??? 情景例句
Nice weather today, isn't it?
天氣不錯，是吧？
What sort of guarantee do you offer on your product?
你們提供什么樣的產(chǎn)品保證呢？
We can do that at the meeting tomorrow.
我們明天開會時再簽訂吧。