eat like a horse
吃得很多，通常是指有很大的食量
口語·形容食量巨大
英文釋義
to eat a large amount of food
例句
My brother eats like a horse, but he never gains any weight.
典故來源
源自馬匹食量大的觀察，16世紀起用于形容人胃口驚人。