单词	option period
释义	option period ˈɔpʃənˈpiəriəd选择权有效期限
随便看	infrared heating oven infra red heating oven infrared heating type moisture meter infrared heating unit infra red heating unit infrared heat lamp infra red heat lamp infrared heat reservoir infrared heat-seeking guidance infrared heat sensitive CTP plate infrared heat tracing technology infrared heat wave infrared helioseismology infrared heterodyne detector infrared heterodyne radiometer infrared heterodyne spectroscopy infrared HgCdTe detector infrared high precision thermometer Infrared High Value Target Acquisition infrared hollow optical fiber Infrared hollow waveguides infrared holographic card infrared holography infrared homer infrared homing