If I eat less, I'll lose weight. 少吃点的话，我可以减掉体重的。

　　You look like you've lost weight lately. 你最近好像瘦了点了。

　　She's been weak ever since and she's lost weight. 自从那时候开始她就一病不起，体重也日益减少。

　　I lost weight. My cholesterol went down. 我减肥了，胆固醇含量也下降了。

　　We both ate a lot of food over the holidays. 我们在假期的时候都吃了不少东西。

　　We'll need to diet so we can lose weight. 我们得节食减减肥了。