If you both test negative, and there are no other bacterial infections, such as Chlamydia, you and your partner may decide to have barrier-free sex.是什么意思_If you both test negative, and there are no other bacterial infections, such as Chlamydia, you and your partner may decide to have barrier-free sex.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句