A new hair-growing drug is being sold for three times the price, per milligram, as the drug's maker charges for another product with the same active ingredient.
GWD-4-4 A new hair-growing drug is being sold for three times the price, per milligram, as the drug’s maker charges for another product with the same active ingredient.
首先,times做比较时的用法 1)X times+as+adij./adv.+as 2)X times+the+n. 3)X times more than
其次,分析句子结构 A new hair-growing drug is being sold for three times the price[, per milligram, ]that the drug’s maker charges () for another product with the same active ingredient.
per milligram是插入语。that定语从句,先行词price,从句中作为charges的宾语three times the price that the drug's maker charges