The evaluate() method takes two arguments: a string XPath, a DOM tree to evaluate that XPath against, and an XPath constant indicating the return type.
evaluate()方法拥有两个参数：一个字符串XPath，一个DOM树（用来针对其计算该 XPath），还有一个 XPath常量表示返回类型。
Evaluate is called with the XPath string passed into the method, the DOM tree you built in the class's constructor, and the constant indicating to return results as a list of nodes.
使用传递给该方法的xpath字符串调用evaluate，在类的构造函数中构建的dom树和常量指示将结果作为一组节点返回。
On top of that, constant harvesting of the grain encourages the plants to grow larger and more abundantly, so maize quickly became plentiful - farmers got a healthy return for investing their labour.
最重要的是，这种植物越是频繁收割，或是可以结出更丰硕更充足的果实。因此玉米迅速成为广受欢迎的农作物，家书辛苦付出的汗水总能有丰富的回报。
The return value of the function filetype( name )—either the constant FILE or the constant DIR—collates each item in the file system into its appropriate slot.
filetype(name )函数的返回值 —常量FILE或常量DIR — 将文件系统中的每一项整理到相应的slot 中。
Then we had the constant calls for his return, with Sven-Goran Eriksson even reportedly trying to press him back into service for the last World Cup.
而那以后，国家队不断地请他回归——传闻埃里克松甚至试图劝他归队参加本届世界杯。
Transnational corporations, private enterprises have entered the high return sectors, Because of constant capital pouring into this trade; the market competition is getting fiercer.
跨国公司、民营气体纷纷进入这个高额回报的行业，随着资本的不断涌入，市场竞争越来越激烈。
This updates the Description pane to display related symbols, such as the parent object, parameter and return types, and default constant values.
此时会相应地更新“说明”窗格以显示相关的符号(如父对象、参数和返回类型)以及默认常量值。
SPWM is a set of constant amplitude but unconstant width rectangular serial pulse produced by control return circuit to approximate sinusoidal voltage waves.
(正弦脉宽调制)是由控制回路产生一组等幅而不等宽的矩形脉冲列，用来近似正弦电压波。
We usually take variance as the index of capital market venture, and suppose that the variance of market return is a constant.
传统金融理论通常把收益率的方差作为风险的度量指标，并在选择证券组合时假设市场方差为常数。
Constant searches have resulted in the return of glassware found in Australia, a table located in Iowa and a chair found in the corner of a local thrift store.
不断的搜寻使得许多物品失而复得，如在澳大利亚发现的玻璃器皿、放置在爱荷华州的桌子及当地平价小店角落里的椅子。
Recognising that rates of return on various asset classes are not constant, do not accrue in a smooth manner through time, and vary according to prevailing value gaps should be incorporated into SAA.
识别到各种类别资产的回报率并非一成不变，也不会随时间而一点一点增长，会按照市值差而发生变化，这些都要加到SAA中去。
Recognising that rates of return on various asset classes are not constant, do not accrue in a smooth manner through time, and vary according to prevailing value gaps should be incorporated into SAA.
识别到各种类别资产的回报率并非一成不变，也不会随时间而一点一点增长，会按照市值差而发生变化，这些都要加到SAA中去。
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