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
You're quite the artist!
你还真像个艺术家。
I can't afford it.
我买不起。
But I was extremely pleased with myself.
但我却非常高兴，