单词	Lacunidae
释义	Lacunidae plural noun La·​cu·​ni·​dae -nəˌdē : a cosmopolitan family of marine gastropods (suborder Taenioglossa) that comprise the chinks and are characterized by a conical umbilicate shell with a slit leading to the umbilicus Word History Etymology New Latin, from Lacuna, type genus + -idae
随便看	Pinyoca pinyon pinyon jay pinyons Pinzgau pinzgauer Pinzón PIO pio piobaireachd piolet piolets pion pioneer pioneer bore Pioneer Day pioneer gold pioneer tunnel pioneered pioneerer pioneerest pioneering pioneerrer pioneerrest pioneers

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