对于鸟类来说，这不失为一种非常方便的获取食物的方式。

For the birds it's a very convenient way to get food.

youdao

它们吞下石头，这些石头在它们的胃里把食物碎成非常小的碎片。

They swallow stones which break the food into very small pieces in their stomachs.

youdao

你可以训练它扇动翅膀以逃避某种情况，但要让它扇动翅膀获取食物是非常困难的。

You can train it to flap its wings to escape a situation but it's very difficult to get it to flap its wings for food.

youdao

A lot of sciences rest on data that is flawed in some ways because of the difficulties in assessing what people eat.

许多依赖数据的科学常识是有瑕疵的,由于评估人类所吃食物非常困难

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Let's pretend that you have gone out to a dinner with a friend and it has been delicious

假如你与一位朋友外出就餐，食物非常可口。

I will 课堂 - SpeakingMax英语口语达人

The minerals are present in small amounts in food and as a function of body weight as well.

矿物质,在食物中所占比例非常小,在体重中所占比例也非常小

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选