The children were most often having beans and rice that they cooked themselves.

孩子们最常吃的是自己煮的豆子和米饭。

You can have beans and rice, which is what I love to make.

你可以吃豆子和米饭，这是我喜欢做的。

Now lots of foods don't provide every essential amino acid, but when you combine foods, like beans and rice, or pasta and cheese, you do get all of the essential amino acids.

很多食物不能提供必需的氨基酸，但是当你把食物混合在一起，比如豆类和米饭，或者意大利面和奶酪，你确实得到了所有必需的氨基酸。