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1. 嗯，你猜怎么着，镁对强壮的骨骼也是必要的。

   èn, nǐ cāi zěn​me zháo, měi duì qiáng​zhuàng de gǔ​gé yě​shì bì​yào de.

   Well, guess what, magnesium is also necessary for strong bones.

   Source: CCMatrix