单词protected-sex
Of course, the history of protected sex, in the broadest sense, used to be a whole lot yuckier.
当然，安全性行为在历史演绎中，大体来说，还是不受重视的。
A new study has found that young men with high levels of the sex hormone are more likely to use condoms and have protected sex.
一项新的研究发现，体内含有较高性激素的年轻人在做爱时更加注意使用避孕套以保证性爱的安全性。
Weller"s research looks for answers to questions such as: Are adolescents more likely to have unprotected sex or protected sex?
韦勒正在为一些问题寻找答案：青少年更倾向于发生无保护措施的性还是有保护措施的性？
Last year, Planned Parenthood in Yogyakarta started holding workshops to help parents discuss protected sex with their children.
去年，日惹计划生育组织开始举行讲习班，教导父母如何同孩子讨论有关安全性行为的问题。