So this shows negative consequences of poor dietary intake can occur even when body weight has not changed conspicuously.

因此表明，即使体重没有明显变化，不良饮食摄入也可能产生负面后果。

She changed her weight from one foot to the other and seemed excited. '

她的体重从一只脚换到另一只脚， 看起来很兴奋。

Americans spend billions of dollars each year trying to change their weight with diets, gym memberships and plastic surgery.

美国人每年花费数十亿美元试图通过节食、办理健身房会员和整形手术来改变他们的体重。