请自便，随便吃点水果。

Help yourself to some fruit.

如果你饿了，就随便吃些水果。

If you're hungry, help yourself to some fruit.

你可以随便吃冰箱里的任何东西。

You can help yourself to anything in the fridge.

这儿有很多饮料，随便吃吧。

There are plenty of drinks here, help yourself to them.

大家请随便吃，不用客气。

Everyone, please help yourself to the food, no need to be polite.

请随便吃这些点心。

Please help yourself to these snacks.

你喜欢什么,请随便吃.

Help yourself to anything you like.

随便吃点鸡肉

Help yourself to eat some chicken

请随便吃些海鲜.

Help yourself to some sea food.

孩子们，请随便吃点鱼。

Boys and girls, help yourselves to some fish.