Objective Studies on the efficient measurements of movement range of the joints of the four limbs.

目的研究有效的四肢关节活动度的测量方法。

youdao

The patient presented with fever, cervical pain and weakness of all the four limbs, and was treated with antitubercular chemotherapy along with cervical traction, followed by halo-vest.

患者临床表现有发热、颈痛和四肢肌力减弱，治疗为颈椎牵引、HALO - VEST架固定并全程抗结核化疗。

youdao

Using four paddle-like limbs to propel its bulky body through the water, the pliosaur made easy work of passing prey such as dolphin-like ichthyosaurs.

上龙用四根桨状的四肢推动它庞大的身体在水里游来游去，轻而易举地就能掠食形似海豚的鱼龙。

youdao

Part of its charm revolves around the rubberized tracks on its feet as well as on the extremities of each of its four limbs -- not surprisingly, these are engineered to help it maneuver in some pretty sticky situations.

ENGADGET: Carnegie Mellon's Chimp robot is reporting for duty, sir

The first US soldier to survive losing four limbs in Iraq has said he is looking forward to swimming and driving after having a double arm transplant.

BBC: Brendan Marrocco, US quadruple amputee, gets new arms

Dr. George Velmahos, the hospital's chief trauma surgeon, said Tuesday morning that four patients there have undergone amputations and two more limbs are in jeopardy.

WSJ: Doctors Treating Boston Marathon Victims Describe Injuries