Vacuometer
n. 真空计, 低压计
🗣️ 情景例句
He keeps good company.
他和好人来往。
Do you want to change before the banquet?
宴会前你想换衣服吗？
Let 's see, that means a 2% discount if paid within ten days.
哦。那是说如果10天内付款，有2%的折扣。