Retroaction
n. 反动, 反作用, 溯及既往\\n[医] 反作用, 逆作用
✅ 同义词
🏥 医学释义
反作用，反馈
🗣️ 情景例句
when she was running for the school board.
在妈妈竞选联合校董会席次时。
Can you do me a favour?
您能帮我个忙吗？
Excuse me, please. Where's the nearest men's room?
劳驾，离这儿最近的男厕所在哪儿？