Please help yourself to some cookies.
请随便吃些饼干吧。
He helped himself to a second slice of pizza.
他自取了第二片披萨。
Feel free to help yourself to anything in the fridge.
冰箱里的东西随便拿，别客气。
The kids helped themselves to juice without asking.
孩子们没问就自己倒了果汁喝。
At the party, guests were encouraged to help themselves to the buffet.
派对上，客人们被鼓励自助享用自助餐。
Don’t be shy—help yourself!
别害羞，随便吃！