形容词
中文翻译：偶然的
同义词：
['accidental', 'incidental']
例句：
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1.The incidental mention of the topic in the meeting was unexpected.
会议中意外提到了这个议题。
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2. The incidental discovery of a new species is often due to chance.
偶然发现一个新物种往往是由于偶然。
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3. Incidentals are usually not considered as valuable as the main subject of the discussion.
通常，附属物并不被视为讨论的主要主题的价值。