Step copolymerization
[化] 逐步共聚合
🧩 词语组成解析
step
[stɛp]
n. 步，脚步;步骤，手段;步调;级别;
vt.& vi. 举步，行走;踩，踏上;跨入;轻快地走;
vi. 踏，踩;走;
vt. 跳舞;迈步;使成阶梯状;
n. 共聚作用, 异分子聚合\\n[化] 共聚; 共聚反应
🗣️ 情景例句
No, she doesn't know Harry Bennett and his daughter Michelle.
不，她不认识Harry Bennett和他女儿Michelle。
Which one do you want to buy?
你买哪一个？
I like reading English books, but they're sometimes rather hard.
我喜欢看英语书，但有时候英语书相当难读。