That's expensive! The manufacturing cost must be around x yen and the wholesale price would be about △ yen, right?
That's expensive! The production cost is about x yen and the wholesale price is about △ yen, right?
That's expensive! The manufacturing cost must be about x yen and the wholesale price would be about △ yen, right?
といいますが、manufacturing が言いにくければ、production cost の方が簡単かもしれませんね。
二番目の言い回しは、より簡単にしてみました。
値段が高い＝Expensive
製造コスト＝production cost
仕入れ値＝wholesale price (ここでは卸値と同意義との解釈です）
日本 
