a body strong as iron; (have) muscles of iron; muscles of steel
Example Sentences:
1.
Though he had a very well-tempered constitution, his hold upon life had lost its firmness . 虽然有副久经锤炼的钢筋铁骨，但是死亡的阴影渐渐向他袭来。
2.
I ' ve no doubt your amnesia , your adamantium skeleton , the claws are all connected , but 我非常确定，你的失忆症你的钢筋铁骨，你的尖牙利爪之间有着复杂的联系，但是
3.
China private - owned enterprises have undergone many hardships at the pioneering stage , binying likewise fostered a group people with the spirit to overcome obstacles and devote themselves to our common cause . binying has a promising future 同中国的许多民营企业一样，滨鹰已经经历了艰辛困苦的创业阶段，炼就了一副压不断的钢筋铁骨，造就了一批愿为事业献身的骨干，锤炼了一支善于战斗的队伍。
