Queueing system
[计] 排队系统
🧩 词语组成解析
[计] 排队, 队列
🗣️ 情景例句
What's the nature of the problem?
是什么样的问题？
Who has no haste in his business mountains to him seem valleys.
做事不急，履险如夷。
Excuse me. Is there a post office near here?
请问，附近有邮局吗？