词汇	未病
释义	未病医before sick
随便看	reaction temperature reaction tempera-ture reaction temperature change reaction test Reaction Tester reaction test for grease reaction testing device reaction testing plate reaction testing plates reaction texture Reaction textures reaction theorem reaction theory diffusion reaction thermal spraying reaction thermal treatment reaction thermodynamics reaction thermody-namics reaction thermonuclear reaction threshold reaction thrust reaction time reaction-time reaction time delay reaction time in old age reaction time lag