单词	point rail,nose rail
释义	point rail,nose rail 心轨
随便看	vertical spacer vertical spacing vertical span vertical sparring vertical specialization vertical-specialization-based trade vertical specialization in middle products Vertical Specialization Share vertical specialization trade vertical spectral exponent vertical spectrograph vertical spectrum displacement vertical speed vertical speed brakes vertical speed indicator vertical speed indicatorvsi vertical speed instantaneous indicator vertical speed transducer vertical speedvsp vertical sphere-gap vertical spherical angle vertical spike vertical spin vertical spindle vertical spindle borehole pump