形容词
中文翻译：原始的
同义词：
['primordial', 'primitive', 'rudimentary例句：1. The primitive tools used by the ancient people were crude but effective.（古代人使用的原始工具虽然粗糙但非常有效。）2. The primitive society lacked many modern conveniences.（原始社会缺乏许多现代便利设施。）']
例句：
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1. The primitive tools used by the ancient people were crude but effective.
古代人使用的原始工具虽然粗糙但非常有效。
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2. The primitive society lacked many modern conveniences.
原始社会缺乏许多现代便利设施。
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3. The primitive man had no concept of time or space.
原始人没有时间或空间的概念。