词汇	lifevest
释义	lifevest n.救生衣
随便看	primary diversion field primary divert field primary division primary divisions Primary DNS Server primary document primary document file primary dog kidney primary dolomite primary domain primary domain controller primary domain controller emulator primary domain controller emulator master primary dominated factor primary dormant period primary dorsal organ Primary dose primary dose monitoring system primary downward changes primary drainage scanning curve primary dried yeast primary drilling primary drinking primary drive primary driver