Nitrourea
硝基脲
🗣️ 情景例句
How about a cup of coffee, Son?
来杯咖啡怎么样， 孩子？
There are forests here,and lumbering is important.
在这里有森林，木材业很重要。
It has been estimated that if the bridge were packed with cars, it would still only be carrying a third of its total capacity.
据估计，若桥上摆满了汽车，也只不过是桥的总承载力的1/3。