形容词
中文翻译：未发展的
同义词：
['undeveloped', 'underdeveloped', 'unadvanced']
例句：
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1. The new software is unsophisticated and needs more time to learn.
这款新软件还不够成熟，需要更多时间来学习。
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2. The company's products are unsophisticated compared to its competitors.
该公司的产品与竞争对手相比显得不够发达。
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3. The research was unsophisticated, lacking in depth and detail.
这项研究缺乏深度和细节，显得不成熟。