indicate pleasure by purring; characteristic of cats
造句
用作名詞(n.)
Sensitivity to this type of purring may even be innate in humans, drawing from a primal drive to respond to crying babies. 這種嗚嗚叫聲類型的敏感性，甚至可能在人類來說是與生俱來的，從原始的驅(qū)動(dòng)器繪圖回應(yīng)嗷嗷待哺的嬰兒。