单词	吞聲
释义	吞聲1. to dare not cry out
随便看	coordinates method coordinate space coordinate storage co-ordinate--surface coordinate surface coordinate system coordinate system; astronomical coordinate system-- barycenter coordinate system; barycenter coordinate system-- base point coordinate system; base point coordinate system-- body fixed coordinate system; body fixed coordinate system-- celestial coordinate system; celestial coordinate system-- curvilinear coordinate system; curvilinear coordinate system-- cylindrical coordinate system; cylindrical coordinate system-- earth-centered coordinate system; earth-centered coordinate system; earth fixed coordinate system-- ecliptic coordinate system; ecliptic coordinate system-- equatorial