Epicyclic gearing
[機] 周轉齒輪系
?? 詞語組成解析
a. [數]周轉圓的,[天] 本輪的
n. 傳動裝置\\n[經] 比例結合, 齒輪作用
??? 情景例句
We're promoting you to a senior position effective immediately.
我們將馬上給你升職。
As they are in such a damaged condition, we doubt we will be able to take delivery.
由于它們殘損如此嚴重，恐怕我們無法提貨。
Before it could be transported to the United States, a site had to be found for it and a pedestal had to be built.
在雕像被運往美國之前，必須為它選好一塊場地，同時必須建造一個基座。