Wildcards - the funky question marks where a type parameter should go - are a means of expressing a type constraint in terms of an unknown type.
通配符—使用一个奇怪的问号表示类型参数—是一种表示未知类型的类型约束的方法。
Scientists have identified a previously unknown type of ancient human through analysis of DNA from a finger bone unearthed in a Siberian cave.
科学家们通过对一块西伯利亚某山洞出土的指骨进行分析，发现一种前所未知的古人种。
Until recently, astronomers debated whether the source of the intense light was a tightly bound cluster of stars, or perhaps an unknown type of super-star thousands of times bigger than the Sun.
直到现在，天文学家一直在讨论这些强光是由一个恒星簇发出，还是由一颗比我们的太阳大数千倍的超级恒星产生的。
This step requires a default service class, for which messages of unknown priority type can be assigned.
此步骤需要一个缺省服务分类，用于分配未知优先级类型的消息。
This is possibly caused by the "UnKnown" SQL type in the Web services table definition.
这可能是由于Web服务表定义中的“UnKnown”SQL类型导致的。
When type 2 diabetes is diagnosed, the pancreas is usually producing enough insulin, but for unknown reasons, the body cannot use the insulin effectively, a condition called insulin resistance.
当病人被确诊为2型糖尿病时，他们的胰腺通常能够分泌足够的胰岛素，但是因为一些不明的原因，他们的身体不能有效的利用胰岛素，这种症状称之为抗胰岛素性（insulin resistance）。
Since all the elements of a given type need not have the same structure, information that is unknown or inapplicable can simply not appear.
因为一个给定类型的所有元素不需要有相同的值，所以未知的或者不适用的信息也就不存在了。
This type of service discovery is the most complex and unused, often because it requires complex client logic to dynamically interpret the semantics of an unknown service interface.
此类服务发现是最复杂和最不常用，一般原因是它需要复杂的客户端逻辑来动态解释未知服务接口的语义。
If there is a link in an unknown state, there will be a red question mark on the type icon.
如果存在未知状态的链接，那么类型图标上就将出现红色的问号。
Of course, other variables, both known (dedicated bagger) and unknown (payment type, coupons, cigarettes) affect on the speed of the line, but this is a good rule of thumb to use as a baseline.
当然，有些变化的因素，诸如知道的因素(专业装袋工)和不知道的因素(结账方式，优惠券，香烟)会影响速度，但是这是一个不错的基础准则。
OK, so you can't copy a reference to a type whose class is totally unknown at compile time.
因此，不能复制在编译时根本不知道是什么类的类型引用。
The exact nature of this type of matter is unknown, but it seems to make up a quarter of the contents of the universe.
暗物质的具体本质还尚不为人所知，但它们着实占整个宇宙物质的四分之一。
The client can still discover a service by using the properties, such as a floor number and document type, but with an unknown service interface.
客户端仍可以使用属性发现服务(如场所编号和文档类型)，但不知道服务接口。
Traditional intrusion detection methods lack extensibility in face of changing network configurations as well as adaptability in face of unknown attack type.
传统的入侵检测方法在面对多变的网络结构时缺乏可扩展性，而且在未知的攻击类型面前也缺乏适应性。
Fallback To declared type - use declared type if xsi: type is unknown.
回退到声明类型——如果xsi：type未知则使用声明类型。
That said, there is still a lot that is unknown about the proper use of this type of therapy, and many questions will need answering before these therapies can be offered to patients.
这表示，仍有很多关于该疗法正确应用方面是未知的，在这些治疗提供给患者之前，很多问题需要解释。
To estimate carrier frequency of digitally modulated signal whose modulation type is unknown, a carrier frequency estimation method for digitally modulated signal is proposed.
针对未知调制类型情况下数字调制信号的载波频率估计问题，提出了一种适用于数字调制信号的载波频率估计方法。
The basic tasks of radio signals modulation identification are analysis, decision and classification of modulation type for intercepted unknown signals.
无线电信号调制识别的基本任务就是对所截获的不明信号的通带调制种类进行分析、判决和归类。
Conclusion the incidence of SCA1, SCA2 and SCA3 is 22.8% in patients with ataxia of unknown origin, and SCA3 is main type. Genetic analysis is the most effective means for the diagnosis of SCA.
结论通过这次研究，发现SCA1、SCA2、SCA3型在不明原因的共济失调中的发生率为22.8%，其中又以SCA3型为主，确定诊断的最直接最有效的手段是基因诊断。
The browser will accept it as an unknown file type and then prompt the user to open it based on the registered program for that file extension.
该浏览器将接受它作为一个未知的文件类型，然后提示用户根据注册的程序为文件扩展名打开它。
Competitive kinetics kinetic studies can be used to determine the type and potency of inhibition for an unknown inhibitor.
竞争动力学可用于动力学研究，以确定一个未知抑制剂抑制的类型和效力。
Recognition of the modulation type of an unknown signal provides insight into its structure, origin and properties.
通过对未知信号调制模式的识别能让我们洞察未知信号的结构、起源以及信号的属性。
She seemed the emblem of my past life; and he I was now to array myself to meet, the dread, but adored, type of my unknown future day.
她似乎就是我往昔生活的标志，而他，我此刻梳装打扮前去会面的，他是既可怕而又亲切、却一无所知的未来的标志。
Takes the screw type compressor rotor as an example, a calculating method of unknown section profile of spiral surface and its conjugate shape is introduced and practical formulas are given.
以螺杆压缩机转子为例，介绍了未知螺旋面端截面轮廓及其啮合的共轭齿形求法，给出了实用计算公式。
The response of this new type of flexible structure to earthquake load is unknown and should be paid attention to.
这种柔性屋盖结构在未来地震荷载作用下的反应如何，是为人们所不知但却非常关心的问题。
The response of this new type of flexible structure to earthquake load is unknown and should be paid attention to.
这种柔性屋盖结构在未来地震荷载作用下的反应如何，是为人们所不知但却非常关心的问题。
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