Exercise is necessary for strong bones and both heart and lung health.

锻炼对强健骨骼和心肺健康都是必要的。

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It gives us strong bones (骨骼) and good eyesight.

它能给予我们强壮的骨骼和良好的视力。

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Besides water, kids need plenty of calcium (钙) to grow strong bones (骨头), and milk is rich in it.

除了水，孩子们还需要大量的钙来发展强健的骨骼，而牛奶中含有丰富的钙。

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"Vitamin D has become a very hot topic in medicine now as we are discovering very high levels of vitamin D deficiency in our population, not only in the U.S.,but worldwide" Vitamin D helps our bodies absorb calcium and helps form and maintain strong bones.

VOA: standard.2010.05.28

Keeping bones strong with exercise may also help prevent fractures, especially if you wear the right sports protection during activities.

VOA: special.2009.02.04

Professor Keyak says astronauts need to take preventative measures to keep their bones strong.

VOA: special.2009.03.10

Having strong bones is a key way to reduce the risk of fractures secondary to osteoporosis.

FORBES: Why Strength Training May Help You Live Longer

Experts say the best way to stave off height loss and osteoporosis in later years is to build strong bones in childhood.

WSJ: Health Journal: Yes, You Are Getting Shorter

Some even observe that this same minerally water is also what makes Kentucky good for raising horses, giving them strong bones for racing.

FORBES: Woodford Reserve: The Best Stop On Kentucky's Bourbon Trail