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- In this case, the rock contains the remains of primitive algae that lived in the Orkney region almost 400 million years ago. 这种情况下，这块岩石包含了原始的菌藻类生命残骸，这些生命存在于4亿年前。
- 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。
- A primitive hand-turned grain mill. 手推磨一种原始的手推碾谷磨
- primitive algae 原始藻类
- The book is about the mythologies of primitive races. 这本书是原始民族神话集。
- primitive alga 原始藻类
- Primitive in culture and customs; uncivilized. 野蛮的，未开化的文化和习惯原始的; 不文明的
- Small seashells were often used as a primitive kind of money. 小贝壳常被用作简单的货币。
- A thick-walled resting spore, as in certain algae or fungi. 包囊一种厚壁休眠孢子，如在某些海藻或者真菌中
- Living conditions in the camp were pretty primitive. 营地的生活条件甚为原始。
- A substance used to kill or inhibit the growth of algae. 杀藻剂用来杀死或制止水藻生长的物质
- An old shellfish or turtle with a growth of algae on its back. 绿毛龟一种背上有绿色水藻的老的水生贝壳类动物或海龟
- He will publish his observation on the social life of these primitive tribe. 他将公布他对那些原始部落的社会生活观察所得的资料。
- 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
- The constitution of a primitive society is not necessarily simple. 原始社会的结构并不一定就是简单的。
- Living conditions in the village are still quite primitive. 这个村子的生活条件仍然很原始。
