化石燃料可以有替代能源，可食物是没有替代品的。

Unlike fossil fuels, it is difficult to look for alternatives: people have to eat.

youdao

可食物是件大事，对我们来说是一个空盘子，可对一只饥肠辘辘的狗来说却散发装肠肉的香味。

But food is a serious matter. What to us is an empty plate, is covered with the smell of chicken to a hungry dog.

youdao

Sainz Breeze 坚持认为这种食物绝不儿戏，它可能是一种新的可持续的蛋白质来源。

Sainz Breeze insist that such food is no joke and could be a new, sustainable source of protein.

youdao

Eating a high fat diet but one that's low in cholesterol can still potentially lead to high cholesterol levels.

食用高脂但低胆固醇的食物,仍可导致胆固醇含量偏高

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

I just think it's good to have a lot of choices for the student body.

我觉得，让学生们有更多可选择的食物是件好事。

有机农庭院 - SpeakingMax英语口语达人

Well, both are foods, depending on your definition, but both are foods. Both have nutrients, both have things your body can make use of.

根据普遍的定义,两种都是食物,都是食物,都有营养素,都含有人类身体可吸收利用的物质

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选