Impeller hub
[化] 葉輪輪轂
?? 詞語組成解析
n. 推進(jìn)者, 葉輪\\n[化] 葉輪
hub
[h?b]
n. 輪軸;中心，焦點(diǎn);（電器面板上的）電線插孔;[計(jì)]集線器;
??? 情景例句
Where's Mom?
媽媽呢？
I worked at the coffee shop last night.
我昨晚在咖啡廳工作。
The first sign of disaster was a dead sheep floating down.Next came a horse, swimming bravely,
災(zāi)難的第一跡象是一只死羊順流而下，接著一匹活馬勇敢地與水搏擊。