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
He came down with the flu, so he didn't go to work.
他感冒了，所以没去上班。
How did you go?
你怎么走？
He has never borrowed money from me.
他从未向我借过钱。