她正尝试减少吃垃圾食品。

She is trying to ___cut ___down on junk food.

你应该减少摄入咖啡因以改善睡眠。

You should ___cut ___down on caffeine to sleep better.

为了改善健康，他决定减少吃红肉。

To improve his health, he decided to ___cut ___down on red meat.