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The women were separated into two groups: 159 had no history of oophorectomy, hysterectomy, or estrogen use, while the remaining 157 had one or more of these histories.

这些妇女被分成2组：159例妇女没有卵巢切除术、子宫切除术或者服用雌激素病史，而剩余157例有上述1项或者多项病史。

Has only one nonconstant regressor x, it is called a simple linear regression model, or two-variables regression model, or bivariate linear regression model.

等式y = b0 + b1x + u只有一个非常数回归元。我们称之为简单线性回归模型，两变量回归模型或双变量线性回归模型。

Has only one nonconstant regressor x, it is called a simple linear regression model, or two-variables regression model, or

等式y = b0 + b1x + u只有一个非常数回归元。

One of two or more successive propulsion units of a rocket vehicle that fires after the preceding one has been jettisoned.

一节火箭：两级或多级火箭的推动器，往往前一个推动器被抛弃后下一个才点火发射

A scatter graph or scatter diagram is a type of display that contains one or more scatter plots each of which use Cartesian coordinates to display values for two variables for a set of data.

阿散点图或散射图是显示类型，包含一个或多个散点图每个使用直角坐标来显示两个一组数据变量的值。

FUNGI Fungi are almost entirely multicellular, heterotrophic (deriving their energy from another organism, whether alive or dead), and usually having some cells with two nuclei multinucleate, as opposed to the more common one, or uninucleate per cell.

FUNGI Fungi是几乎完全地多细胞性，异养(获得他们的能量从另一个有机体，是否活或死)和通常有与二个中坚力量的有些细胞多核，与更加共同一个相对或者单核每个细胞。

RESULTS: After 24 hours of preinduction, cells changed from spindle to polygonal or irregular, with many short rod-shape processes and 2-3 nucleoli. Whirlpool shape growth disappeared, and was disordered. After 1-3 hours of induction, cells gradually became round, with significant cell contraction, strong refraction, bipolar or pluripolar processes connected each other into a net. After 5 hours of induction, grades one and two branches were detected.

结果：预诱导24 h，胞体由原来的长梭形变成多角形或不规则形，伸出多个短棒状突起，可见2~3个核仁，细胞间漩涡状生长趋势消失，排列无规律；诱导1~3 h，细胞逐渐变圆，胞质收缩明显，折光性增强，双级或多极的突起互相连接呈网状；诱导5 h，突起出现一、二级分支。

One or more of said (8, 10) filters are arranged to add or drop at least two selected adjacent wavelength channels of the WDM optical signal whilst allowing the remainder of the channels within the WDM signal to pass substantially unattenuated.

将一个或多个所说的滤波器(8，10)配置成可以插入或分出WDM光信号中的至少两个选中的邻接波长信道，而允许WDM信号中的其余信道基本上不受衰减地通过。

In the 1980s,Mason and his colleagues was the first to apply whole lung lavage (either one lung per session or two sequential whole-lung lavages under one anesthesia session)in the treatment of a mixed-dust pneumoconiosis,which is in the operating room undergeneral anesthesia using a doubl...

上世纪八十年代Mason首先用大容量全肺灌洗术(whole lung lavage，WLL)治疗尘肺以来，国内1986年开始应用这项技术治疗尘肺进行实验和临床研究。

This is particularly true in the CzechRepublic, where developers are clambering over each other to build shopping centers in the second- and third tier cities, resulting in up to five proposals for one town, where there is room for only one or maybe two schemes.

不是所有的项目计划在未来数年内建成，这在捷克共和国尤其如此，那里开发商在二线和三线城市纷纷竞相兴建购物中心，造成在仅有一个或两个项目机会的一个镇结果开发多达五个项目。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷