Cacogenics
n. 劣生學(xué)(研究雜交造成的種系退化現(xiàn)象等)
?? 擴(kuò)展釋義
【醫(yī)】 種族退化學(xué), 劣生學(xué)
??? 情景例句
Good night.
晚安。
He has come to be recognized as an expert in the problem of overpopulation and food supply.
由于他的經(jīng)驗(yàn)促使他終于成為了公認(rèn)的人口過(guò)剩和食物供應(yīng)問(wèn)題的專家。
He was absent on Monday,Tuesday,Wednesday and Tuesday.How are you all keeping?
星期二、星期三和星期四沒(méi)去上學(xué)。你們身體都好嗎？