When you trim hair you make it neater by just cutting off a little bit.

当你修剪头发时，只要剪掉一点就可以使头发更整洁。

You're just cutting off a little bit to make it look better.

你只是剪掉一点，让它看起来更好。

" So people who are drinking five or six drinks a day, if they can cut back to three or four, they're going to do themselves a lot of good." Light daily drinkers would likely benefit by cutting back a bit, too.

“因此，每天喝五六杯酒的人，如果能减少到三到四杯，就会对自己有很多好处。”每天少量饮酒的人也可能通过减少一点饮酒量而受益。