Eating a variety of healthy foods, drinking plenty of water, and cutting back on high-fat junk foods will help you and your developing baby to be healthy.

吃多种有营养的食物，多喝一点水，少吃吃高脂肪的垃圾食品。

Some ate normal rat food while others had limited or unlimited access to junk foods, tasty to both rats and humans.

给其中一组实验鼠投食正常鼠食，另一组实验鼠则可有限或无限获得垃圾食品（该食品对人、鼠来说都美味可口）。

They are using online games and social media websites to get their message to children and even recruiting them to act as brand representatives for junk foods.

他们使用网络游戏和社交网站传递商品信息给儿童，甚至吸引儿童充当垃圾食品的品牌代言人。