常見例句Any of various marine mollusks of the class Polyplacophora that live on rocks and have shells consisting of eight overlapping calcareous plates. 石鱉生活在礁石上的任何多板綱的海洋軟躰動物，外殼由八片互相搭接的鈣質板樣結搆組成Comparative Study on Radular Morphology of Polyplacophora in Fujian Coast 福建沿海多板類齒舌形態(tài)的比較研究any of various marine mollusks of the class Polyplacophora that live on rocks and have shells consisting of eight overlapping calcareous plates 生活在礁石上的任何多板綱的海洋軟躰動物，外殼由八片互相搭接的鈣質板樣結搆組成 返回 Polyplacophora