形容词
中文翻译：次标准的
同义词：
['below standard', 'not up to standard']
例句：
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1. The product quality is substandard, which affects our reputation.
产品质量不合格，影响了我们的声誉。
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2. The construction of the bridge was substandard, leading to safety concerns.
桥梁的建设不达标，引发了安全问题。
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3. The company's response to the issue was substandard, failing to address the root cause.
公司对这一问题的回应不达标，未能解决根本原因。