alternation

n.

交替，轮流，间隔；交替工作；更迭；变换

复数：alternations

alternation of generations世代交替

1. We are conscious of the alternation of seasons.
   我们意识到季节的交替。
2. There is high alternation and more adaptability in programming by OOD.
   使用OOD又使程序设计交互性强，适应性好，取得了双赢的效果。
3. There is an alternation of black and white stripes in that cloth.
   那匹布黑白条纹相间。

Alternation
Valence-Alternation Model for Localized Gap States in Lone-Pair Semiconductors
Delayed spatial alternation deficits resulting from perinatal PCB exposure in monkeys
Prefrontal cortical unit activity and delayed alternation performance in monkeys.
A naphthalene with unusual bond alternation made by annelation with bicyclo[2.1.1]hexene units: aromaticity and reactivity
Electrical alternation of the T-wave: clinical and experimental evidence of its relationship with the sympathetic nervous system and...
Separation of chromosomal DNA molecules from yeast by orthogonal-field-alternation gel electrophoresis.
Biology contravenes taxonomy in the myxozoa: new discoveries show alternation of invertebrate and vertebrate hosts.
Large first hyperpolarizabilities in push-pull polyenes by tuning of the bond length alternation and aromaticity.
Large Quadratic Hyperpolarizabilities with Donor–Acceptor Polyenes Exhibiting Optimum Bond Length Alternation: Correlation Bet...