英语词汇natural tunnel怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	natural tunnel
释义	natural tunnel 【地质学】天然隧道[亦作 tunnel cave]
随便看	anecdotes anecdotic anecdotical anecdotically anecdotist anecdotists anecdysis anechoic anechoic room anechoics Anectine anecumene a needle in a bottle of hay a needle in a bottle of haystack a needle in the bottle of hay a needle in the bottle of haystack a negligible quantity an eight days anelace anelaces anelastic anelasticity anele anelectric anelectrics

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