单词	小天鵝
释义	小天鵝1. cygnet
随便看	user command user completion code user connection time user contract administrator user control user control block table user controlled searching user control store user coordinate user coordinate system user coordinate system{=ucs} user correlator user cost user cpu time user created library user data user data area user data constraint user datagram protocol user datagram protocol (udp) user datagram protocol--udp user datagram protocol{=udp} user datagram protocol，udp user data record user data set