形容词
中文翻译：外来的
同义词：
['unnecessary', 'extraneous', 'unrelated']
例句：
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1. The extraneous noise from theconstruction site is disturbing our peace.
工地的噪音干扰了我们的宁静。
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2. The extraneous information was not relevant to themain topic of discussion.
与讨论主题不相关的信息。
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3. Extraneous expenses are notincluded in the budget.
预算不包括额外的费用。