“tracheal ring”概念、定义、翻译-科学时代

单词	tracheal ring
释义	生物学词汇手册 tracheal ring 气管环
随便看	social accounting social accounting social accounting approach social accounting design social accounting matrix social action social action social action model social action theory social action theory social activity social activity social activity social actor social adjustment social adjustment cost social administration social age social alienation social and economic characteristic social and economic trend social and political system social animal social anthropologist social anthropology

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。

tracheal ring