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
We all condemn cruelty to children.
我们一般谴责虐待儿童的行为。
The mountains have brought forth a mouse.
大山生小鼠（指：费力大而收效小）。
Indeed, it may well be that those whose work is their pleasure are those who most need the means of banishing it at intervals from their minds.
说实在的，把工作当作享受的那些人可能最需要每隔一段时间把工作从头脑中撇开。