Retropulsive
a. retropulsion的变形
🗣️ 情景例句
He's not making much progress with his English.
他的英语进步不大。
Our guarantee covers maintenance for both parts and labor.
我们的保证是包括更换零件和免费保养。
There aren't enough candles, said ann. There are only twelve. We'll need one more.
“蜡烛不够呀，”安说，“只有12支。我们还需要一支。”