Catayst selectivity
[机] 催化剂选择性
🧩 词语组成解析
[机] 催化剂
n. 选择性, 选择度\\n[化] 选择性
🗣️ 情景例句
I'm delighted to make your acquaintance.
认识你我觉得非常高兴。
Excuse me to have troubled you.
对不起麻烦你。
Mr. Green doesn't climb down the chimney. He waits until the children are asleep.
格林先生不从烟囱上爬下来，他等候孩子们都睡熟。