Pbx
[计] 专用小型交换机
🗣️ 情景例句
I'd love to kill two kirds with one stone.
我想一箭双雕。
It is better to fight for good than to rail at the ill.
与其抱怨，不如积善。
only of metal, which wears away by friction.
而是由金属组成，而金属可以随着磨擦而磨损殆尽。