单词	on-hook state
释义	on-hook state [通信] 挂机状态
随便看	orifice size orifice sleeve orifices of pulmonary veins orifice spacing orifice spillway orifice spring orifice standard orifice support orifice supporter orifice supporttube orifice tank orifice tap orifice tube orifice type critical flow prover orifice type emitter orifice-type flowmeter orifice union orifice valve orifice viscometer orifice viscosimeter orifice well tester orificia orificial orificial canal orificialist 指鼻子剜眼挈榼提壶，枕曲藉糟挈着杠子走巷子，不会转弯挈纲提领，首尾该贯。按按下芦葫起了瓢按下葫芦瓢起来按人下菜碟按人口做饭，量身体裁衣按人头做饭倒置法倒語倒錯倒閣候候候候う候ウ候文