Polyampholyte
聚两性电解质
🗣️ 情景例句
Oh, OK.
噢， 好了。
Move over!
坐过去一点！
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。