Terpolymerization
三聚作用
🗣️ 情景例句
Good luck!
祝你好运
Mother begins baking cookies two weeks before Christmas.
自圣诞节的两周以前，母亲就开始做小甜饼了。
Duck, and like them the pigeons, are endowed with such-like muscles, that are a good part of the weight of the bird,
野鸭及它们相似的鸽子有天赋的钢铁般的肌肉，占了体重的很大一部分。