Nitropolyurethane
硝基聚氨酯
🗣️ 情景例句
She makes a good living as an author.
她靠当作家过着优裕的生活。
If I buy tha car,I'll have to borrow some money.
如果我买了那汽车，我将不得不借一些钱。
He sent the journalist two more faxes, but received no reply.
他给记者先后发去两份传真，但对方毫无反应。