Vacuum purge
[化] 真空驱气
🧩 词语组成解析
🗣️ 情景例句
Please. That sounds good.
听起来不错，请给我弄一杯。
The lone sheep is in danger of the wolf.
孤独的羊难免遭狼的危险。
Imagine a railway station, a bus company or a cinema, which many people need to ring to find out the times of trains, buses or films.
想一想，有许多人需要打电话到火车站、汽车公司或电影院，以便弄清火车、汽车的起始时间或电影放映的时间吧。