Nicotinamidase
烟酰胺酶
🗣️ 情景例句
I do some work for Smith and Dale,Your company's accounting firm.
我为贵公司的会计顾问公司 Smith和Dale事务所里做一些工作。
She is hard to please.
她很难取悦。
Oh dear! What's wrong?
噢，亲爱的！怎么啦？