短語(yǔ)詞組短語(yǔ)sexual risk behavior 性風(fēng)險(xiǎn)行為Sexual criminal behavior 性犯罪行為sexual behavior pattern 性行為方式undergraduates premarital sexual behavior 大學(xué)生婚前性行為modes of sexual behavior 性行為模式edge sexual behavior 性行為knowledge and sexual behavior 知識(shí)和性行為characteristics of sexual behavior 性行為特征deviated sexual behavior 偏差行為 返回 sexual behavior