The nicotine in cigarette smoke can not only make your teeth (and the walls of your home) brown, but it's also notorious for staining fingers and nails as well.
香烟中的尼古丁不仅会使你的牙齿以及你家的墙变黄，而且还会使你的手指和指甲变色。
As a child I often waited for my dad to return from the vineyards, and followed him to his workshop filled with saws, welders' masks, and nails sorted by size.
作为一个孩子，我经常等待着爸爸从葡萄园里回家，然后跟随他到他那个有着锯子，焊工面罩和按大小排序钉子的工作室。
Our nails aren't as strong or sharp as the nails that animals have. But they are good for scratching backs and picking up COINS.
虽然人类的指甲没有动物的指甲强大、锋利，但是它们能帮助我们搔背，还有助于我们捡起硬币。
Trauma products frequently include orthopaedic components such as bone screws, bone nails, bone plates and fixators, for example.
外伤产品通常包括矫形部件，例如股骨螺钉、股骨钉、股骨板和固定器。
That is why you want to be on the look-out all the time for information about the business and to nail a fact just as a sensible man nails a mosquito—the first time it settles near him.
所以你要时刻注意，关注所有的商业信息，哪怕只是一丁点小，要像初次接近人类的蚊子一样敏感。
She claims to be tough as nails, both mentally and physically, and is ready for the challenge of SURVIVOR.
她还说要在生理和心理上象钉子那样坚强，并且准备好了挑战《幸存者》。
She claims to be tough as nails, both mentally and physically, and is ready for the challenge of SURVIVOR.
她还说要在生理和心理上象钉子那样坚强，并且准备好了挑战《幸存者》。
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