形容词
中文翻译：功能性的
同义词：
['utility', 'practical', 'functional']
例句：
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1.The new design is more functional than the old one.
新设计比旧设计更实用。
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2.This tool is designed for functional use only.
这把工具仅用于功能使用。
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3. The furniture is designed to be functional and comfortable.
家具设计为实用且舒适。