Nestan.内丝塔nestn.巢；窝vt.为 ... 筑巢；嵌入vi.筑巢；寻找鸟巢nested design分隔实验设计Nested subset嵌套子集nested caldera巢状破火山口nesting macros嵌套宏nest of sieves一套筛子nested DO loop嵌套DO循环nested quadrat渐选样方,逐选样方nested primers嵌套引物Nested - PCR巢式PCRnested variant嵌套变体