If you want another drink, just help yourself.

你要是想再喝一杯就请自便。

《牛津词典》

Don't wait to be served at the reception, just help yourself to the food.

在招待会上别等服务员待候你，自己动手取食物。

youdao

Now come, Mr Smith, just help yourself. The roast duck has to be eaten piping hot.

来吧，史密斯先生，别客气。烤鸭是要趁热吃的。

youdao

"I wish there were more people like him putting a spotlight on how important it is to volunteer, to just help one another, try to put yourself in somebody else's position."

VOA: standard.2010.07.06

You just might help yourself, and other pet owners, save a few bucks.

FORBES: 5 Ways To Pay Less For Pet Medications

So with that one new voter that you register, that one neighbor that you help get to the polls on November the 6th, just say to yourself, that could be the one that makes the difference in this election.

WHITEHOUSE: The White House

Maybe if nothing else works for you, you can find a way to sell people products to help them retire someday, and just maybe that can make it possible for you yourself to retire someday.

FORBES: You Think You Can Never Retire? The Rest of the World Feels Even Worse