Ardi「s feet were rigid enough to allow her to walk upright some of the time, but she still had a grasping big toe for use in climbing trees.
「阿蒂」的脚有足够力量支撑她不时直立行走一段时间,但她仍有一个善于攀爬的大脚趾。
Billed as an alternative to the wheelchair for those with restricted mobility, the frame can help users to walk upright with the aid of sticks.
此设备被宣传成是行动能力受限者使用的轮椅的替代品。在手杖的帮助下,机械框架可帮助使用者直立行走。
The remains of a tail lost long before man began to walk upright six million years ago.
六百万年前人类开始直立行走很早以前,尾部的残余就丧失了。
The anaemic Spring, the walk upright virgin.
贫血的初春,直立行走的处女。
In their lab in North Carolina, the researchers trained a rhesus monkey to walk upright on a treadmill.
在北卡罗来纳州的实验室,研究人员先在跑步机上训练一只猕猴直立行走。
Seriously distorted backbones will affect both people」s ability to walk upright and their daily life.
变形会影响人的直立行走及日常生活。
Why did humans evolve to walk upright ? perhaps because it ' s just plain easier . make that 「 energetically less costly , 」 in science - speak.
人类为何进化到了直立行走的姿态?可能这是因为直立行走要容易得多。用科学术语来说,直立行走能「节省能量」 。
But did she walk upright most of the time like a modern human or still spend plenty of time in the trees evading predators?
但Lucy是和现代人一样在大部分的时间里直立行走,还是在大部分时间里呆在树上以躲避捕食者呢?
We walk upright on our hind legs at all times, which is an extremely unusual way of getting around for a mammal.
我们总是直立着依靠后腿支撑走路,这种移动方式对于哺乳动物来说极不寻常。
Its name is Faith. A dog has only two legs and can be able to walk upright like human.
它的名字叫信念,是一条只有两条腿的、像人类一样直立行走的狗。