Polyreaction
聚合反应
🗣️ 情景例句
And you didn't exercise?
你没有参加健身操？
Do not sell the bear's skin before you have caught the bear.
熊未到手休卖皮（勿过早乐观）。
“I wish I'd known about that rule earlier, she said.
“我要是早点知道这个规矩就好了！”她说。