Retropulsion
n. 后退\\n[医] 后退, 后退步态, 后冲步态
🗣️ 情景例句
I'm really sorry to hear about that.
听到这个消息真让我感到难过。
I wish I could.
不行。
To make matters worse, the room is rather small, so I have temporarily put my books on the floor.
更糟糕的是房间还非常小，所以我暂时把书放在了地板上。