形容词
中文翻译：基本的
同义词：
['primitive', 'primitive', 'rudimentary例句：1. The design of the new building is rudimentary compared to the old one.（这座新建筑的设计与旧建筑相比显得非常原始。）']
例句：
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1. The design of the new building is rudimentary compared to the old one.
这座新建筑的设计与旧建筑相比显得非常原始。
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2. Many ancient civilizations were rudimentary in their technology.
许多古代文明在技术上都相当原始。
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3.The child's drawings are rudimentary but they show a lot of effort.
孩子的画虽然简单，但体现了很多努力。