unprotected sex短语⁵⁹⁹⁹⁵ 基本例句 不安全性行为 However, van Anders also told Live Science, that the findings may reveal that for young college men, insisting on safe sex could feel like a riskier move than unprotected sex. 但是，安德斯告诉《生活科学》杂志，调查也发现这些年轻的大学生们由于过于强调安全性，似乎更像一个个冒险家。 yeeyan