硬度较低的石头磨光滑了。The softer rock wears away.讲硬度, 金刚钻是独一无二的.With regard to hardness, the diamond is in a class by itself.铅是硬度较低的金属之一.Lead is one of the softer metals....
要想硬逼他改变自己的立场是办不到的.He will never be bullied into any change of his standpoint.他硬逼我买下那辆汽车.He hustled me into buying the car.他生性并不勇敢, 但是他硬逼着自己作出了卓越而罕见的英勇行为.Not by nature courageous, he had steeled himself to conspicuous act...