单词	lead curve
释义	lead curve noun ˈlēd- : the curve in the turnout interposed between the heel of a railroad switch and the frog Word History Etymology lead entry 2
随便看	sylvilagusses sylvine sylvines sylvinite sylvins sylvite sylvites sym sym- sym-allylene symar symars symbatic symbion symbionic symbions symbiont symbionticism symbionts symbiose symbioses symbiosis symbiote symbiotes symbiotic

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