DurrettˈdɔːrətCOCA¹⁸¹³⁴⁷ 基本例句 n.达雷特¹⁰⁰ The first, which Durrett and Schmidt address, is the question of whether this kind of two-step conversion can evolve in a Darwinian fashion—and if so under what circumstances. 首先, Durrett和 Schmidt的陈述实际上是在问,在进化论模式中这种两步变化是否能够发生,如果可能,那么应当在什么情况下发生。 yeeyan