常见例句用作名詞 (n.)Viagra is hardly the only drug that companies try to copy.偉哥竝不是唯一一個葯物公司試圖複制。Smokers needed a higher dose than non-smokers to derive any benefit from Viagra.菸民比非吸菸人士要服用較多偉哥才有反應。 返回 Viagra