“前盖”概念、定义、翻译-科学时代

单词	前盖
释义	水产业词汇手册 preoperculum 前盖
随便看	peril prevention and life-saving at sea perils insured against perils of the sea perilune perilune perilymph perilymph perilymphangitis perimartian perimedullary region perimeningitis perimenopause perimercurian perimeristem perimeter perimeter perimeter perimeter perimeter perimeter perimeter-base pallet perimeter blasting perimeter blasting perimeter board perimeter defense（position）

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

preoperculum