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- Underneath the jersey he wore were muscles as hard as iron. 在他身穿的那一件球衫下面，是一身结实的肌肉。
- The monks' skin, the accounts said, was as hard as iron, impenetrable by the blade of any sword or by the point of any arrow, and their fists could break stone as easily as you or I would snap a twig. 传言武僧们的皮肤如钢铁一般坚硬，刀剑飞矢都无法伤他们分毫，而他们的铁拳可以轻而易举的击碎大石。
- She studies three times as hard as I. 她用功的程度是我的三倍。
- He studies more than three times as hard as I. 他用功的程度是我的三倍还不止。
- As hard as iron and stone, flinty heart 坚如铁石
- The ground is as hard as stone after the drought. 长期乾旱之後土地硬得就像石头一样。
- The great timbers, darkened now by smoke, wormed in places, looking rotten on the surface, but hard in the core, hard as iron. 这些大木材，表面上看被烟熏得黑黑的，有些地方被虫蛀了，烂了，但内芯却是十分坚硬的。
- The grind is as hard as stone after the drought. 长期乾旱之後土地硬得就像石头一样。
- He is as hard as flint where business in concerned. 在买卖上面他是冷酷无情的。
- Water caked the powder as hard as a stone . 火药让水泡过，变得象块石头一样硬。
- He is as hard as flint where business is concerned. 他在生意上是冷酷无情的。
- She gave him a look as hard as flint. 她冷酷地瞪他一眼。
- They are merciless, with hearts as hard as nails. 他们冷酷无情，铁石心肠。
- Study and work as hard as Lenin did . 要像列宁那样努力学习与工作。
- We shall have to work as hard as we did before. 我们还是要艰苦奋斗。
- He went off as hard as he could lick . 他飞快地跑走了。
- Is that optional course as hard as everybody says? 那个选修课真的就像每个人说的那样难吗?
- He does not work as hard as you. 他不象你工作努力。
- This work is as hard as that one. 这个工作和那个工作一样难。
- Don't say he's not as hard as he used to be. 千万别说他不如从前勤奋。
