But possible new prevention strategies, such as vaginal microbicides and prophylactic drugs, will take time to slow the rise in infection, even if they prove efficacious.
But possible new prevention strategies, such as vaginal microbicides and prophylactic drugs, will take time to slow the rise in infection, even if they prove efficacious.
但是可能的防艾滋新策略，如阴道微生物杀剂和避孕药，但是即便它们被证明是有效的，要使得感染的人数上升的趋势有所下降，也要花上一些时日。