Unaids
abbr. United Nations, Acquired Immune Deficiency Syndrome 联合国规划署（艾滋病）
🗣️ 情景例句
OK.
好的。
To love and to be loved is the greatest happiness of existence.
爱人和得到人爱是人生最大的幸福。
Where do you work?
你在哪上班？