Nicacid
煙酸
??? 情景例句
... I care about people, not things.
……我關心人， 而不是東西。
Have you milked the cows?
你已經擠過奶了嗎？
Oh, I have to wash all my clothes, clean the floor, and keep everything clean and tidy.
噢，我得洗我的全部衣服，擦地板和保持每樣東西清潔、整齊。