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- A piece of flint used as a tool by primitive human beings. 打火石原始人作为工具用的一块打火石
- A prehistoric or primitive human living in caves. 穴居人史前或原始的居于洞中的人类
- The science community never stops researching primitive human beings. 科学界对自然人的研究一直没有停止过。
- It is primitive human whose wit, tactics, strategy and craft are undeveloped. 是人类文明尚未开发所谓聪明才智、计谋、策略、技艺之前的原始人类。
- There is also a handprint, made when one of the primitive humans slipped on the soft earth. 那里也有一个手印，是当中一名原始人在软泥上失足所造成。
- Primitive humans lived in the embrace of Mother Nature and relied on the natural world to survive. 原始的人类处于大自然的怀抱中，紧紧地依靠大自然而生活。
- The Dmanisi site where the bones were discovered, was once near a lava flow where these primitive humans are believed to have scavenged carcasses for meat. 这些骨头是在德马尼西遗址发现的，是一个靠近熔岩流的地方,原始人在这里清理尸肉。
- There the Stargate Atlantis team encounters a number of primitive human civilizations ... as well as the Wraith, a sinister new enemy that threatens human life everywhere. 故事起源于在南极洲发现了一种叫星际之门的东西;通过它;可以前往位于天马座的远古人类建造的亚特兰蒂斯.
- Yuanmou in Yunnan Province, Shaanxi Lantian, Zhoukoudian Beijing and other regions, have been found in China's earliest primitive human remains and relics. 在云南省的元谋、陕西的蓝田、北京市的周口店等地区，都先后发现了我国最早的原始人类的遗骸和遗物。
- Objective: To investigate the development of xenografted primitive human germ cells by using fetal testicular tissues as donor tissues and an immunodeficient mouse as the recipient. 目的:以人胎儿睾丸组织为供体,免疫缺陷小鼠为受体,研究人类睾丸生精细胞异种移植后的继续发育情况。
- The unique character of the clicking sounds in their language has persuaded some researchers that the Khoisan people are directly descended from the most primitive human ancestors. 他们语言中那种独特的短促而清脆的声音使得一些研究者认为科伊桑人是最原始的人类祖先的直系后裔。
- China\'s earliest primitive human discovered so far is known as "Yuanmou Man," a fossil anthropoid unearthed in Yuanmou in Yunnan Province who lived approximately 1.7 million years ago. 发现于云南元谋的猿人化石表明，距今170万年前的“元谋人”是中国境内已知最早的原始人类。
- It's only human nature to want a comfortable life. 想过舒适的生活不过是普通人的本性。
- His art is primitive and provincial. 他的艺术原始而粗野。
- Primitive people often lived in caves. 原始人常常住在山洞里。
- Primitive peoples deified the sun. 原始部落将太阳奉为神。
- They built a primitive shelter out of tree trunks. 他们用一些树干建造了一个简陋的棚子。
- Primitive man made tools from sharp stones and animal bones. 原始人用尖石块和动物的骨制造工具。
- Speeches distinguish human beings from animals. 人类和动物的区别在于人会说话。
- A primitive hand-turned grain mill. 手推磨一种原始的手推碾谷磨
