这项研究是由辉瑞公司发起，分类上称为他达拉非、艾力达或伐地那非，主要由葛兰素史克公司，拜耳公司和先灵葆雅公司销售，工作方式与伟哥类似。
The research was funded by Pfizer Inc, known generically as tadalafil, and Levitra or vardenafil, sold by GlaxoSmithKline, Bayer ag and Schering-Plough, work in a similar way to Viagra.
这项研究是由辉瑞公司发起，分类上称为他达拉非、艾力达或伐地那非，主要由葛兰素史克公司，拜耳公司和先灵葆雅公司销售，工作方式与伟哥类似。
The research was funded by Pfizer Inc, known generically as tadalafil, and Levitra or vardenafil, sold by GlaxoSmithKline, Bayer ag and Schering-Plough, work in a similar way to Viagra.
应用推荐