Specifity of catalyst
[化] 催化剂的选择性
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
and I've been trying to find just the right thing for her.
而我一直在为她找件合适的东西。
Friends must part.
天下无不散之筵席。
They are paid by the hour.
他们按时取酬。