“impurity”概念、定义、翻译-科学时代

单词	impurity
释义	林业词汇手册 impurity 夹杂物，杂质；污染，不纯
随便看	room and pillar mining room antenna room bar room capacity room card room cavity ratio room characteristic length room crosscut room germinator room heat loss room index rooming-in rooming list room key roommate room mining room number room pressurization room rate room service room sound absorption Room's square room surveillance unit room temperature room temperature control system

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。