-uronic
糖醛
??? 情景例句
You need to pay more attention to it.
你需要更加留心。
This round table weighs about forty-five pounds.
這張圓桌子重大約45磅。
I'm afraid he's out at the moment. He's at the cinema. Can I take a message?
恐怕他這會兒不在家。他在電影院。我可以給你捎個信兒嗎？