单词	ⅲ
释义	英華字典資料庫英漢部分☞ⅱ
随便看	user-friendly user friendly interface user friendly interface--ufi user friendly interface，ufi user-friendly practice user friendly system user-friendly technology user-generated content user-generated content {=ugc} user graphic file user group user group table user guide user guides user header label user header label，uhl user hold status user-hostile user id user identification user identification and verification user identification code user identification code，uic user identification sequence user identifier