For 10 years , she and her political rival nawaz sharif alternated terms as prime minister .
有大约十年的时间，她和她的政治对手纳瓦兹谢里夫轮流担任内阁总理。
And her behaviour to all of us alternated between seductive charm and sudden hostility .
她对我们时而表现出迷人的魅力，时而表现出突然的敌意。
The grand canyon also demonstrates that uplift and subsidence alternated , since it contains plant fossil layers sandwiched between marine fossil layers .
大峡谷还向人类展示出，地层的上升与下沉是交替进行的，因为在海相化石层之间夹杂有植物化石层。
Even though the country was an established democracy , a string of weak and short-lived coalition governments alternated with the occasional coup staged by a powerful army .
虽然土耳其是一个民主政体，一届届脆弱又短命的联合政府轮流掌权，强大军队领导的政变还偶有发生。
It was profoundly undemocratic , but it kept the ethnic peace and provided predictability . Under this informal agreement , the presidency alternated for two terms between the muslim north and the christian and animist south .
