It was all hard graft and iron discipline: hitting a ball, alone, for hours.
自己一个人练习击球，一练就几个小时——他成功是全凭自己刻苦努力和坚强毅力。
It's really hard to iron it for it's full of creases.
熨它真是费劲，因为它全是皱痕。
If memory like iron hard, I should smile, or cry?
如果记忆像钢铁般坚固，我该微笑，还是哭泣？
She tried hard to iron out the wrinkles over her blouse.
她费了很大的力气才把上衣上的皱纹熨平。
With the help of the science and technology, glass can be made as hard as steel, or as soft as silk, or as light as paper, or as heavy as iron.
借助于科学技术，玻璃可以被制作的像钢一样硬，像丝一样柔，像纸一样轻，像铁一样重。
It can suppress to a great extent to the hard response, including thin iron sheet.
能在很大程度上抑制对铁的反应，包括薄的铁片。
It's hard to bend an iron bar.
把铁棒弄弯很不轻易。
In general, they were not as hard and solid as wooden doors or iron gates.
总之，都不如木门、铁门来得坚实。
White cast iron contain a lot of free cementite, nature brittle hard, very wear-resisting.
白口铸铁中含有大量的游离渗碳体，性质脆硬，非常耐磨。
White cast iron contain a lot of free cementite, nature brittle hard, very wear-resisting.
白口铸铁中含有大量的游离渗碳体，性质脆硬，非常耐磨。
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