| 释义 |
placoid 英音 [ ˈplækɔɪd ] 美音 [ ˈplækˌɔɪd ] 释义 adj. 鱼鳞(板状的) 例句 1·Purpose:To investigate the cause of acute posterior multifocal placoid pigment epitheliopathy (APMPPE). 目的:探讨急性后极部多发性鳞状色素上皮病变(APMPPE) 的发病原因。 2·Any of numerous fishes of the class Chondrichthyes, characterized by a cartilaginous skeleton and placoid scales and including the sharks, rays, and skates. 属软骨鱼纲的鱼软骨鱼纲鱼的一种,以软骨骨架和板状鱼鳞为特征,包括鲨、鳐、灰鳐。
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