劣的英語翻譯：

bad; inferior; of low quality

質(zhì)的英語翻譯：

character; matter; nature; pawn; pledge; quality; question; simple
【醫(yī)】 mass; massa; quality; substance; substantia
【經(jīng)】 guilder

商品的英語翻譯：

commodity; goods; merchandise; ware
【化】 commercial product
【經(jīng)】 article; articles of merchandise; articles of trade
commercial articles; commodity; goods; merchandise; wares