VOA常速英语:攻克HIV取得新进展：第二例患者痊愈

1. Those leading the fight against AIDS at the UN called the news that a British man has been functionally cured of HIV, a breakthrough.

fight against 对抗，抵抗

We should fight against the pollution.
我们应该对抗污染。

2. We wait 16 months before stopping in the post-transplant period just to make sure that the cancer was in remission.

in remission 处于缓解期

Almost three years ago, Avastin was shown in a major study to significantly prolong the time patients with breast cancer remain in remission.
大约在三年前，阿瓦斯丁在一项重大研究中被证实可以显著地延长乳腺癌患者停留在缓解期的时间。