body-weight index的意思|示意

Pediatricians should be encouraged to calculate children's body-mass index and provide information to parents about how to help their children achieve a healthy weight, it says.

儿科医生应该被鼓励去计算儿童的体重指数，并为家长提供建议，帮助儿童获得合适健康的体重。

In one study of oral contraceptive pills, women with a body mass index (BMI) in the overweight range (a BMI of 25 or more) had a higher risk of pregnancy than those in the normal weight range.

有一项针对口服避孕药片开展的研究发现，体重指数(BMI)达到超重范围(BM I值等于或大于25)的女性比体重指数正常的女性更容易怀孕。

BMI, or body mass index, is a ratio of weight to height.

身体质量指数，是体重和身高的比例。

Monday's study from Eastern Virginia Medical School in Norfolk covered 1, 000 people and found that total sleep time decreased as body mass index — a measure of weight based on height — increased.

周一，位于美国弗吉尼亚州诺福克市的东维吉尼亚医学院发布了这份研究。对1000名受试者的研究显示累计睡眠时间和体重指数刚好成反比，体重指数是一种以身高为基准来衡量体重的方法。

The researchers, who reviewed nine studies published between 1970 and 2009, found increased weight and body mass index (BMI) could be seen for up to seven years after the operation.

研究员回顾了1970至2009年期间的9项研究，发现手术后体重和体质指数增加长达七年时间。

Your family doctor can help your daughter set realistic goals for body mass index and weight based on her personal weight history and overall health.

您的家庭医生可以根据您女儿过去的体重情况和总体健康状况，帮助您女儿设定现实的体重指数和体重目标。