Is this a double negative denial?
这是不是一个双重否定的否认？
Admittedly, this property is a confusing one because it reads like a double negative, but by default, all read and unread documents are tracked in a database.
大家都认为这条属性令人费解，因为它读起来像是一个双重否定句，但是在默认情况下，数据库中所有已读的和未读的文档都会被跟踪。
In languages that have negative concord, such as Spanish, Polish and Hungarian, the double negative intensifies the negation.
在有否定和谐的语言中，比如西班牙语、波兰语和匈牙利语，这种双重否定会加重否定。
The author thinks that this literature experienced a double negative process:from the mountains and rivers in literature to the Literature of Mountain and River, then back again.
认为中国古代的山水文学经过了由文学中的山水到山水文学，再回归于文学中的山水这一否定之否定的过程；
And don't say 'won't never,' Jarred. It's a double negative.
而且不要说‘不会永远决不’，贾里德，那是双重否定。
The system used double negative feedback, and the type of control is PI control.
系统采用双闭环负反馈控制，控制类型选择PI控制。
In some languages, though, such as Russian, a double negative is still a negative.
在有些语言中，比如俄语，双重否定仍然表示否定。
The double negative sentences in English is a tremendous difficulty for beginners in their learning of English.
英语中的双重否定句是初学英语者学习句法的难点之一。
You cannot have a negative sentence after unless because that would make the sentence a double negative and senseless.
在unless之后不能接否定句，因为这就造成了双重否定，句子没有意义。
The tristable resonant tunneling devices(RTD)with a double negative differential resistance in its I-V characteristics have a high current ratio(5.
在I-V特性曲线上具有双微分负阻的三稳态共振隧穿器件，室温下可以达到较高的电流峰谷比5。
However, in languages that do not have negative concord, such as Standard English and German, a double negative is understood to resolve into a positive.
然而在那些不具有否定和谐的语言中，比如标准英语和德语，双重否定会形成肯定。
This paper presented an adhering mechanism of wall-climbing robots with double negative suckers and analyzed the basic adhering requirements to ensure the robot to adhere to vertical surfaces.
介绍了一种双负压吸盘式爬壁机器人吸附机构，分析了机器人可靠吸附于垂直壁面的基本吸附条件。
Reflection phase properties of one-dimensional photonic crystals(PhCs)with mu-negative or double-negative materials are investigated by the transfer matrix method.
运用光在介质中传播的特征矩阵方法，通过数值计算，研究了一维光子晶体结构对光子禁带的反射光相位的影响。
Reflection phase properties of one-dimensional photonic crystals(PhCs)with mu-negative or double-negative materials are investigated by the transfer matrix method.
运用光在介质中传播的特征矩阵方法，通过数值计算，研究了一维光子晶体结构对光子禁带的反射光相位的影响。
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