科学时代-面向大众传播科学知识、科学方法、科学精神和科学思想的科学普及平台。

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。

热门查询：

keeper	keeper	keeper	keeper	keeper
keeper	keeper of magnet	keep flat	keep guard	keep in cool place
keep in dark place	keep in dry place	keeping	keeping and handling expenses	keeping and handling expenses
keeping property	keeping quality	keeping quality	keeping rate	keeping room
keeping terms	keeping the peace	keeping vitality	keep in hold	keep in line
keep-it-simple-and-straightforward principle	keep-it-simple-and-straightforward principle (KISS principle)	keep it simple&stupid (KISS)	keeplock sentencing	keep off
keep off（K.O.）	keep on deck	keep out of the sun	keep-out pricing	keep pin
keep plate	keepsake	keepsake	keepsake	keep sample
keep secret	keep standing	keep standing	keep to unadornment and embrace simplicity	keep up
keep upright	keepwell	Keesom force	keeve	Kefadim
keffekilite	kefir	keg	keg beer	keg float trap
Kegon School	kehoeite	Kehrer's reflex	keiretsu	keiretsu system