“activity”概念、定义、翻译-科学时代

单词	activity
释义	化工词汇手册 activity 活度，活性，活力
随便看	red shell red shift redshift redshift red shift redshirt red shortness red silver ore redskin red-skin disease Red Snail Temple red snapper red soil red soil red sore swollen eyes red spider mite Red Spirit Elixir Red Spirit Wine red spot red spot red-spot disease red spotting red spread red spruce Red Square

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。