单词	ramp step wave
释义	ramp step wave 斜阶跃波
随便看	direct discipline direct discourse direct discourses direct discrimination direct displacement direct display direct display storage unit direct-display storage unit direct dissemination direct distance direct-distance dialing direct distance dialing direct distance dialing (ddd) direct distance dialing netwrok direct distance dialing telephone direct distance dialling direct-distance dialling direct distance dial network Direct Distance Service direct distance surveying direct distarce dialing direct distillation gasoline direct distrbution direct distribution direct distribution method 擸擹擺擻擼擽擾擿擿伏发奸擿伏发隐香味野菜香奠香料香木香気香水香水香油香炉香煎