?更迭律
... provincial alternation 沉积岩交互出现区... alternation law 更迭律 alternation number 交变周期数 ...
更迭定律
谱线击定律
化学 重复性变化定律
Even though Chile has advanced immensely in terms of democracy, economy and the rule of law, it is vital for a full functioning democracy that alternation of power takes place.
CENTERFORSECURITYPOLICY: High stakes in Chile
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。