progressions

英 [prəʊˈgrɛʃənz]

美 [prəˈgrɛʃənz]

n.  (进入另一阶段的)发展; 前进; 进程; 系列; 序列; 连续
progression的复数

柯林斯词典

• N-COUNT 进展；发展；演变
  Aprogressionis a gradual development from one state to another.
  1. Both drugs slow the progression of HIV, but neither cures the disease...
     这两种药物都可以延缓艾滋病病情发展，但是都不能治愈这种疾病。
  2. I think they saw it as a natural progression for me.
     我想他们认为这对我来说是顺理成章的。
• N-COUNT （事件的）一连串，一系列，连续
  Aprogression ofthings is a number of things which come one after the other.
  1. ...a progression of habitats from dry meadows through marshes to open water.
     从干燥的草地到沼泽地再到开阔的水面的一系列栖息地

双语例句

• Short intervals 'almost-primes in Arithmetic Progressions
  算术级数上小区间中的殆素数
• Introducing the recursive schema in equal difference and equal ratio progressions to teaching progression can provide some flexible and variable approaches and some simple and rapid ways to problem solving for seeking the general term equation of progressions.
  在数列教学中引入等差数列和等比数列的递归模式，可以为求数列的通项公式提供一些灵活多变的解题思路和简便快捷的解题途径。
• The tunes are based on chord progressions from well-known jazz standards ( see list below).
  十首乐曲是基于不同的爵士乐标准曲目和声进行所写成（参见下表）。
• This is, in order: buy a ukulele, learn the most common chord progressions and strumming patterns, plenty of practice and, if possible, aim for a public performance.
  其步骤按照先后顺序来说就是：购买一把四弦小吉他，学习最普通的和弦进行以及弹奏模式，足够多的练习，以及如果有可能的话，把公开演出作为目标。
• What we are looking for here is if there are any natural progressions you can see in the data as it stands today.
  你现在要寻找的是你能看到的数据当前所处于的级别。
• He can perform several variations or versions of progressions without making any tooling or interrupting the production for testing.
  现在，在不需要生产模具和为了测试样品而停止机器正常生产的前提下，工程师们可以用。
• Progressions of gene therapy studies for hemophilia B were introduced in this paper.
  就血友病B的基因治疗研究进展及所存在的问题作一综述。
• Arithmetic Progressions Consisting of Primes and Almost Primes
  由素数与殆素数构成的等差数列
• Hua's Five Primes Squares Theorem in Arithmetic Progressions
  算术级数中的华罗庚五素数平方定理
• An Effective proof of the Three primes Theorem in Arithmetical Progressions
  算术数列中三素数定理的实效证明