Impeller hub
[化] 叶轮轮毂
🧩 词语组成解析
n. 推进者, 叶轮\\n[化] 叶轮
hub
[hʌb]
n. 轮轴;中心，焦点;（电器面板上的）电线插孔;[计]集线器;
🗣️ 情景例句
And, Carl, you join in at any time.
还有Carl， 你随时都可以加入。
Could you do me a favor?
能请你帮个忙吗？
The turtle at last gives up by pulling his feet under his shell and the game is over.
海龟终于屈服了，将4条腿缩进壳内。