Evacuative
排空藥\\n搬空的\\n排氣的\\n抽空的
??? 情景例句
Different kinds of activities, such as commenmorative meetings, planting trees,
舉行各種各樣的活動，例如召開紀(jì)念大會，植樹造林，
This is a profitable transaction.
這是一筆有利可圖的交易。
It's time I went and picked up my little girl from school.
我該去學(xué)校接我的小女兒了。