Splined hub
[机] 滑槽壳
🧩 词语组成解析
多键的
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
You're really good at that.
你做得真不错。
That deep sigh could only express Helen's sadness.
那深深的叹息，不外乎表示出海伦的悲哀。
The month after next he'll fly to Tokyo.
再下个月他将飞往东京。