n.性别；两性之一；性，性特征；性活动vt.辨识性别；引起性欲；吸引； 变形： 复数：sexes过去式：sexed过去分词：sexed现在分词：sexing第三人称单数：sexes 双语释义：n.(名词)[U] 性别,性 condition of being male or female; gender[U] 性行为,性吸引,性感 activities that lead to and include sexual intercourse; mutual physical attraction betwe