rénkǒutǒngjìxué
ㄖㄣˊ ㄎㄡˇ ㄊㄨㄥˇ ㄐㄧˋ ㄒㄩㄝˊ
Simplified 人口统计学
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 人口統計學 and it comes back until you know it.