Key limeWiktionary 原文演变路径（由近及远）英语借自 ←西班牙语 cayo词源说明From Keys (“the Florida Keys”), from key (“an island in a chain of islands”), variant of cay, from Spanish cayo.释义（英文）名词 NounA small yellow (when ripe, usually sold green) lime, of hybrid Citrus × aurantiifolia, especially those from southern Florida.词族派生词（1）Key lime pie