Xi River 西江
Xi County 息县 ; 隰县
Leo XI 利奥十一世
Benedict XI 本笃十一世
Ming Xi 奚梦瑶 ; 超模奚梦瑶 ; 中国超模奚梦瑶
Pius XI 庇护十一世 ; 教皇比约十一 ; 庇护十一
Ramesses XI 拉美西斯十一世
Sigma Xi 西格玛赛 ; 科学研究协会 ; 荣誉协会
Xi Carnival 快乐节 ; 高兴节
N the 14th letter in the Greek alphabet (Ξ, ξ), a composite consonant, transliterated as x 希腊字母表中第十四个字母,译后写作x。
We then fly to the historic city of Xi' an for two nights' stay.
之后我们坐飞机去古城西安待两个晚上。
Fu Xi discovered the flow between heaven and earth.
伏羲发现了天地间的流动之气。
Xi Chen, the researcher of the Yale School of Public Health led the study.
耶鲁大学公共卫生学院的研究员陈曦领导了这项研究。
Suppose someone has been investing money for n years and xi is the return on the investment in a given year.
假设有人投资了n年,Xi是第i年的收益率
If you have a sample with n observations, it's the summation I = 1 to n of xi/n--that's the average.
如果你有n个观测值,对Xi从i=1到n求和再除以n
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