Microthruster
微型喷气发动机
🗣️ 情景例句
but I have work to do.
但我有工作要做。
His opening remarks were serious.
他的开场白说得很严肃。
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。