Vans
n. 先锋；前卫；大蓬货车（van的复数）
🗣️ 情景例句
A red sky at night indicates fine weather the following day.
晚上天边红预示着明早天气好。
This man digs foundations for skyscrapers.
这个人在挖着高层大楼的地基。
The machine was used in a cave near the seashore where -- it is said -- pirates used to hide gold.
在靠近海边的一个据说过去海盗常在里面藏金子的岩洞里，这种机器被派上了用场。