The 183-ton space station will grow 14 more tons when another girder practically a mirror image of the one just installed is ferried up next month by shuttle Endeavour.

• 等到下个月奋进号航天飞机将另一根桁梁载运上天后（该桁梁几乎就是刚刚安装完毕的那根桁梁的镜像复制品），那个重达183吨的空间站将多出14吨。