形容词
中文翻译：偶然的
同义词：
['unexpected', 'casual', 'fortuitous例句：1. The accidental discovery of a new species led to significant scientific breakthroughs.（偶然发现的新物种导致了重大的科学突破。）']
例句：
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1. The accidental discovery of a new species led to significant scientific breakthroughs.
偶然发现的新物种导致了重大的科学突破。
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2.He was caught off guard by the unexpected news.
他因意外的消息而措手不及。
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3.The casual walk along the beach was refreshing and accidental.
在海边随意散步既清新又偶然。