一成不变用英语怎么说？

一成不变

例句

• The 3 C's of life: choices, chances and changes. You must make a choice to take a chance or your life will never change. 生活中要记住三个词：选择，机会和改变。你必须做出选择，抓住机会，否则你的生活只会一成不变。
• Summations are almost invariably indicated ellipses instead of the more prevalent sigma notation. 在表示“连加”的式子中,几乎一成不变地使用省略号来代替更为流行的“∑”符号.
• He declared that not even this relation is deterministic. 他声称,甚至这种关系也不是一成不变的.
• Excessie daytime sleepiness ( EDS ) is not invariably present in patients with obstructive sleep apnoea syndrome ( OSAS ). 阻塞性睡眠暂停综合症患者呈现的日间嗜睡过多 ( EDS ) 不是一成不变的.
• I don't like being in a rut — I like to keep moving on... 我不喜欢一成不变的生活——我喜欢不断进取。
• All flowing water, though it appears to be uniform, is actually divided into extensive inner surfaces, or layers, moving against one another... 所有流动的水看似一成不变，但实际上内部分成许多广延的面，或者说层，彼此逆向移动。
• Scientific opinions are not carved on tablets of stone; they change over the years. 科学观点并非一成不变;它们随着时间而改变。
• With stockbroking it was the same thing, year in year out. 证券经纪工作每年都重复着一成不变的内容。
• The literature on immigration policy is almost unrelievedly critical of the state... 关于移民政策方面的著述几乎总是会一成不变地批评政府。
• ...people who have fixed ideas about things. 对事物看法一成不变的人