I want to have a light meal.

我想吃点清淡的。

He had a light meal at home.

他在家吃了顿便餐。

We stopped midway for a light meal.

我们中途停下来吃顿便餐。

I suggest a light meal.

我建议吃点消淡的食物。

He asked me to stay for a light meal.

他邀我留下来吃顿便饭。