1. And the third group are men who have unprotected sex with other men. 而第三类人群则是进行无保护措施性交的男男同性恋者。
2. However, when we disturb the soil and leave it unprotected, we hasten and intensify this process. 然而,当我们破坏了土壤和留下它保护的,我们加快和加强这一进程。
3. If contraception fail or after an unprotected intercourse, the woman has 72 hours to take a pill to prevent an unwanted pregnancy. 育龄妇女只需在避孕失败或无保护同房后的72小时之内服用一片,即可防止非意愿妊娠。