Operation system
[计] 业务系统; 运行系统
🧩 词语组成解析
🗣️ 情景例句
How come you speak such good English?
你为什么能说这么好的英语呢？
Have you seen the doctor?
你看过医生了吗？
The speedboat had struck a buoy, but it continued to move very quickly across the water.
快艇撞上了一个浮标，但它仍在水面上快速行驶着。