The column is sectioned into discs with a sterile knife to permit examination and transfer of colonies . 用无菌刀将柱体切成薄饼进行观察和进行菌落的移植。
This will promote gene exchange among colonies of the population in unfavorable years and inferior habitats . 这在不利年份和生境较差时，会促进种群集群之间基因的交换。
It was originally designed to provide a framework for governing 13 weak and desperate former colonies . 它的原来目的在于提供一个基础，以治理十三个软弱无助的前殖民地。
The conditions promote the multiple formation of adventitious buds and regenerated roots in proliferating colonies of cells . 环境促进滋生的细胞群落多次形成不定芽与再生根。
With the rebellion of the colonies and the formation of the united states, this business has, of course, come to an end . 随着殖民地的革命和合众国的形成，这种买卖当然已经临到了末路。
The western savings bank was an institution peculiar to the foreign colonies in american cities in the early part of the century . 西方储蓄银行是本世纪初美国城市外聚居区中特有的机构。
Both sessile and floating types are known but most of the geologically important types were floating colonies . 固着的和浮游的两种类型都已发现，但大部分在地质上重要的类型都是浮游群体。
