DeeganˈdiːɡənCOCA⁶⁸²⁹⁶BNC⁹⁷²³³⁺⁷ 基本例句 n.迪根¹⁰⁰ Dr Cook- Deegan argues that testing, unlike pricey drug development, has low barriers to entry and is relatively cheap, so a monopoly is not required to lure investors. Cook- Deegan博士认为与耗资巨大的药物研究不同，检验方法的研究有着低的门槛，也相对便宜，所以不需要垄断来诱导投资者。 ecocn