A：I hear scientists in the US have discovered a new AIDS vaccine.
我聽說美國的科學(xué)家發(fā)明了新的艾滋病疫苗。
B：Does it work?
它有效嗎?
A：I don’t know. The report says it is better than the old vaccines.
我不知道。報(bào)告說它比舊的疫苗有用。
B：Don’t count on it. I think the best way to prevent AIDS is to keep yourself clean by having clean sex and keeping a regular sex partner.
不要依賴疫苗。我覺得預(yù)防艾滋病的最好方式是通過擁有干凈的性關(guān)系和固定的性伴侶保持自身的干凈。
A：Right. That’s why doctor say AIDS prevention means cleanness.
說得對(duì)。那就是為什么醫(yī)生說艾滋病的預(yù)防在于潔凈。
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