viagra
US /vaɪˈæɡ.rə/
UK /vaɪˈæɡ.rə/
商标
伟哥
a brand name for the drug sildenafil, used to treat erectile dysfunction and pulmonary arterial hypertension
示例:
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The doctor prescribed Viagra to help with his condition.
医生开出了伟哥来帮助他的病情。
•
Research continues on the potential uses of sildenafil, the active ingredient in Viagra.
关于伟哥活性成分西地那非的潜在用途的研究仍在继续。