| 单词 | Protobranchia | 
| 释义 | Protobranchiaplural noun  Pro·to·branchia     : an order of Lamellibranchia comprising primitive bivalve mollusks in which the gills consist of a double row of simple lamellae not reflected or united    protobranchiate   ¦⸗(ˌ)⸗+   | 
	
| 随便看 | 
英语词典包含469781条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。