你需要了解的第二个数字是身体质量指数(BMI)，你要用身高和体重来计算你的BM I值。

Knowing your Body Mass Index (BMI) is the second number you should know. You need two Numbers to calculate your BMI, your height and weight.

youdao

首先是计算你的身体质量指数，或体重。

The first is to calculate your body mass index, or BMI.

youdao

首先是计算你的身体质量指数，或体重。

The first is to calculate your body mass index, or BMI.

youdao