许多食肉植物分泌酶以穿透昆虫坚硬的外骨骼，以从猎物体内吸收营养。

Many carnivorous plants secrete enzymes to penetrate the hard exoskeleton of insects, so they can absorb nutrients from inside their prey.

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通过其骨骼尺寸计算出动物体重当然不是严密的科学。

Working out an animal's mass from the size of its bones is not, of course, an exact science.

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据悉，这种“外置机械骨骼”通过电池供电，能够监测到每个士兵的运动，配置“外置机械骨骼”的士兵甚至可以搬动200磅(90.7千克)以上的物体。

It was reported that the battery-powered device could sense the soldier's individual movements and let him carry weights of up to 200lbs （90.7kg）.

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And you'll recognize some of the parts of the image, you can see the ribcage here, the bones, you can see the heart is this large bright object down here.

你们会认出图中的一些器官,胸腔在这儿,这是骨骼,心脏是下面这个大而亮的物体

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