单词	hour glass; sand glass
释义	hour glass; sand glass沙漏{計時器}海事
随便看	relative minimum--relative minimum value relative minimum value relative minimum；relative minimum value relative minor relative minor key relative mobility relative moisture content relative moisture of the soil relative molar response relative molar response {= rmr} relative molecular mass relative molecular mass distribution relative momentum relative motion relative motion display relative motion of plate relative motion radar relative motion radar {= rm radar} relative motion-- relative movement relative motion; relative movement relative move relative movement relative movement line relative navigation relative need