Women who gain more than 40 pounds (18 kg ) during pregnancy have nearly twice the risk of delivering a heavy baby as those who gain less, US researchers said on Friday.

美国研究人员于上周五称，怀孕期间体重增幅超过40磅（18公斤）的女性生出超重婴儿的几率几乎是增重较少女性的两倍。

youdao

Women who gain more than 40 pounds (18 kg) during pregnancy have nearly twice the risk of delivering a heavy baby as those who gain less, U.S. researchers said on Friday.

美国研究人员于上周五称，怀孕期间体重增幅超过40磅(18公斤)的女性生出超重婴儿的几率几乎是增重较少女性的两倍。

youdao

That's an extra pound (0.5 kg) lost about every six weeks, or more than 8 pounds (3.5 kg) a year.

那是你六个星期所丢失的体重（大概0.5千克），或者多于8榜（3.5千克）一年。

youdao

After a year, the PDA group lost an average of 4 kg more than the controls.

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Yego briefly dabbled with the track, but at a stocky 85 kg his physique is more suited to an event like the javelin and its incredible technical demands.

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The combined thrust from its two engines - at least 50, 000 lb (22, 680 kg) - is more than its weight with fuel and weapons - so it can accelerate even when going straight upwards.

BBC: News | In Depth | Military Fact Files