Linux
n. 一个个人电脑上免费的UNIX操作系统
🗣️ 情景例句
Do I have any appointments?
我有什么约会么？
Are they all non-reserved seats?
他们全部不预订的吗？
Suddenly, a middle-age lady got on the train and sat opposite Sally.
突然，一个中年妇女上了火车，坐在萨莉的对面。