Queueing problem
[计] 排队问题
🧩 词语组成解析
[计] 排队, 队列
🗣️ 情景例句
She had to work her way through law school.
她必须半工半读学法律。
I'm ill today.
今天我生病了。
The child learning to see, first distinguishes only two-dimensional shape;
正在学看东西的儿童起初只会分辨二维形态，