最近穴居人基因组测序提供了近在咫尺的基因线索，指出穴居人和现代人在头盖骨和骨骼发育方面的差异。
The recent sequencing of the Neanderthal genome has provided tantalizing genetic clues pointing to differences in cranial and skeletal development between Neanderthals and modern humans.
一升茶树含有高达9毫克的氟化物，过量会导致氟骨症，降低骨骼质量，导致疼痛和韧带僵硬。
A litre of teacan contain up to 9mg of fluoride, which in excess can cause skeletal fluorosis, reducing bone quality and causing pain and stiffening of the ligaments.
研究小组发现，这些人的骨骼质量几乎没有明显的增强，而两处最易骨折的部位——脊骨下部和大腿骨上部的骨骼质量也未得到改善。
The team found few significant increases in bone mass and none in the two bones which are most vulnerable to fracture - the lower spine and upper part of the thigh.
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