单词	ostia ejaculatorium
释义	同ostia ejaculatorium--ostium
随便看	direct arc furnace direct-arc furnace direct arc heating direct arrival direct ascent direct ascent weapon direct attach direct attached file system direct attached storage direct attachment direct attention to direct autogamy direct axis direct-axis direct axis air-gap performance direct axis air-gap permeance direct-axis air-gap permeance direct-axis armature winding direct axis characteristic direct axis component direct-axis component direct-axis component of current direct-axis component of magnetomotive force direct-axis component of synchronous generated voltage direct-axis component of voltage