1.mess around 胡闹；混日子

"Jake always likes to mess around, ya know?" he said, his grin fading.

“詹克就喜欢胡闹，你不知道吗？”他说着，脸上的笑容消失了Un%PC[,qy5w BO#ja^。

2.come to 开始

When you get older, you'll come to realize how much your parents have done for you.

当你年纪渐长时，你就会开始发现你父母为你付出了多少@JSBNj9F08。

3.hinge on 取决于

In very young babies, their nutritional intake hinges on that of their mothers both before and after their birth.

初生婴儿，不管是产前还是产后，它们的营养都要依靠它们的母亲x_^[##gh(N5S。

4.scale back 缩减；降低

Scale back your expectations just a bit so you won't have to face unnecessary disappointment.

稍微降低一点儿期望值，你就不会陷入无谓的失望了FnFYxq~g)zSDT~.@(。