词汇	Xu Gu
释义	Xu Gu 虚谷
随便看	user identity information exchange user identity management use ridiculously userIDs user-ids useriduser ID USERIDuser identification useriduser ID, USERID u-series U Series common on-line package U Series common on-line packageFujitsu U-series disequilibrium u-series disequilibrium dating method use right use right change use right of auxiliary base use right of building base use right of land use right of land allocation use right of residence land use right of space use right of waters for aquaculture user information behavior user information bit user information block