It weighs 340 tons and is the size of a house .

它重达340吨且有一间房子那么大。

The largest bakery weighs 17 250 kg and produces 587 kg of ready-made products .

最大的面包房重达17250千克，它制造出了587千克的成品。

His custom built flight suit weighs almost 55kg and has a wing span of two metres .

他定制的飞行服重达55公斤，单翼长2米。

The last print version is the 32-volume 2010 edition which weighs 129 pounds and includes new entries on global warming and the human genome project .

最后的纸质版是共32卷的2010年版，重达129磅，包含全球气候变暖和人类基因计划组的新条目。

That nikon 800mm f / 5.6 lens weighs 12 pounds here on earth , but in microgravity , it 's considerably easier to wield .

尼康800mmf/5.6镜头在地球上重达12镑，但是在微重力条件下，握持它却要容易得多。