Cocatalyst
助催化剂
🗣️ 情景例句
I'm really excited about seeing Grandpa.
一想到要见到爷爷， 我就觉得兴奋。
An inch in a miss is as good as an ell.
错无分大小，有错皆不好。
Get him his change! It's easy to say, sir; but look at the bill yourself.
给他找钱！先生，说的倒轻巧，您自己来看看这张票子吧。