当世界各国意识到艾滋病毒/艾滋病、小儿麻痹症和疟疾等传染性疾病在非洲肆虐，我们制定了行动计划并积极付诸行动。
When the world took notice that infectious diseases like HIV/AIDS, polio, and malaria were ravaging Africa, action plans were drawn up and solutions were delivered.