Nitralloy
氮化合金; 渗氮合金
🗣️ 情景例句
That's what I thought.
我就是这么想的。
Steel ball
钢珠
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。