高考Large brains for their bodies and the ability to walk upright are two characteristics of human beings.

人类的两大特点是大脑体积大，身体发达，走路直立。

2019年高考英语江苏卷 阅读理解 任务型阅读 题设

高考Adjusting to an upright position was quite a challenge, especially when the bones had to support an extra-large skull.

调整到直立姿势是一个相当大的挑战，尤其是当骨骼必须支撑一个超大的头骨时。

2019年高考英语江苏卷 阅读理解 任务型阅读 原文

四级A New Jersey black bear that walks upright on its two back legs and has become a social media darling has re- emerged and has been captured on video months after its last sighting.

一只新泽西黑熊重新出现，它用两只后腿直立行走，已经成为社交媒体的宠儿。在它最后一次露面几个月后，这只黑熊被拍到了视频中。

2017年12月四级真题（第一套）听力 Section A

高考The impact/impacts of walking upright makes it easy to find food or guard against enemies.

直立行走的冲击力/冲击力使人们很容易找到食物或防范敌人。

2019年高考英语江苏卷 阅读理解 任务型阅读 题设

高考Another unique human characteristic is that we walk upright.

人类的另一个独特特征是直立行走。

2019年高考英语江苏卷 阅读理解 任务型阅读 原文

考研Moreover, even though humans have been upright for millions of years, our feet and back continue to struggle with bipedal posture and cannot easily withstand repeated strain imposed by oversize limbs.

此外，尽管人类已经直立了数百万年，但我们的脚和背部仍在与两足动物的姿势作斗争，无法轻易承受过大四肢带来的反复压力。

2008年全国硕士研究生招生考试英语试题