词汇	net defense
释义	net defense 防潜网
随便看	double-quantum stimulated-emission device double quantum transfer experiment double quantum transition double quantum well double quantum-well double quarrel double quartan Double quartan double quartan fever double quartan malaria Double quartan malarial fever double quartet double quartz prism spectroradiometer double quasar double quasars Double-quaternary ammonium disinfectants Double quaternions double quatrefoil double quench hardening double quenching double question mark prompt double queue doublequick double quick double-quick