Pbx
[计] 专用小型交换机
🗣️ 情景例句
How much notice of cancellation is necessary to get my deposit back?
想把定金拿回来，要提前多长时间通知你才行？
Misfortune comes on wings and departs on foot.
遭灾易，消灾难。
And I'll see if there was any mistake on our end.
我这边也会看看是否有什么差错。