Stepwise polymerization
[化] 逐步聚合; 逐步聚合反应
🧩 词语组成解析
a. 楼梯式的, 逐步的
n. 聚合\\n[化] 叠合反应; 聚合; 聚合反应
🗣️ 情景例句
In friendship, always. Alexandra.
友情永不渝。Alexandra。"
I don't know where I've seen him before.
我不晓得在哪儿见过他。
I suddenly pressed the brake pedal and we were both thrown forward.
我突然用力踩紧刹车踏板，结果我俩的身体都向前冲去。