单词	be secured to
释义	be secured to 保护
随便看	extreme horizontal extreme hydrological condition extreme hydrological year extreme hydrology condition extreme hypotheses extreme hypothesis extreme illness Extreme immaturity of fetus extreme impedance extreme in extent or degree extreme infrared extreme infrared radiation extreme infra red ray extreme infra-red ray extreme injury extreme in position extreme instance extreme insulin resistance type a extreme insulin resistance type b extreme intensity extreme interval extreme ironing extreme isolation extremeIy low frequency extreme joy