Despite an occasional glimmer of hope, this campaign has not produced any results.
尽管偶尔有一线希望，这次宣传活动并没有产生任何结果。
Studies on nonalien species have not produced similar results, leading researchers to speculate that avian social learning may be fundamentally different from that of mammals.
对非外来物种的研究没有得到类似的结果，这使得研究人员推测鸟类的社会学习能力可能与哺乳动物的社会学习能力有根本性的区别。
The search for other kinds of evidence tying him to trafficking has not produced a smoking gun.
在其它方面还没有找到能证明他参与此非法交易的确凿证据。
Because he works very carefully, he has not produced a reject in the last six years.
因为他干活儿很仔细，所以连续6年不出废品。
All our efforts have not produced an agreement.
我们的努力并未使我们达成协议。
Oospores were not produced when single cultured.
单株培养不产生卵孢子。
As it provides amino acids not produced by our bodies.
而且海鲜可以提供我们身体无法产生的氨基酸。
Most of the big name shows are not produced in Mexico; they come from Colombia.
大部分赫赫有名的电视剧并非在墨西哥制作的；而是在哥伦比亚制作的。
But if natural gas is not produced cleanly, it will not prove to be so cheap, either.
但如果天然气的生产过程是不清洁的，那么它的成本低廉就无从谈起。
Early experiments on the photoelectric effect had not produced consistent results.
有关光电效应的早期实验，并未取得协调一致的结果。
The question we always ask is, "What will go wrong when the artifact is not produced?"
我们经常提出的问题是，“如果没有工件被生成，将会出现什么问题？”
Yet so far the recession has not produced a wholesale retreat from corporate do-gooding.
但是到目前为止，经济衰退还没有使得企业大规模退出行善行列。
If not, the compiler generates an error message; an executable file is not produced.
如果不是的话，那么编译器会提示错误，而不产生可执行文件。
The Memphis Zoo's panda pair, residents there since 2003, have not produced any offspring.
孟菲斯动物园的一对大熊猫从2003年入园以来目前还未产子。
The effects are particularly uncertain with goods which are not produced at all domestically.
对于国内根本不能生产的商品来说，影响尤其不可预测。
Both schemes indicate that the nitrite ion is not produced by the reduction of the nitrate ion.
这两种方案都表明亚硝酸根离子不是由硝酸根还原生成的。
But until now their solutions have been too cumbersome, or have not produced enough power to be useful.
但是，直到现在，他们的方案都太过繁琐，或者难以产生足够的可以使用的能量。
But until now their solutions have been too cumbersome, or have not produced enough power to be useful.
但是直到现在，他们的方案都太过繁琐，或者难以产生足够的可以使用的能量。
Its troubles in the mid-70s were not produced by any diminution or disappearance of this essential economic advantage.
它在70年代中期的问题并不是由于这种基本的经济优势的弱化或消失。
Because these types of confirmation require different authorizations, the expected confirmation messages were not produced.
由于这些类型的确认需要不同的授权，因而所需的确认消息未能生成。
These features can be considered after application of all standard tuning techniques but have not produced the desired result.
如果应用了所有标准的调优技术之后，仍然得不到期望的结果，那么可以考虑这两个特性。
However, the resultant different images of NDVI contained false change information that was not produced by the vegetation change.
它们包含了一部分不是由植被变化所引起的伪变化信息。
If an error occurs during the build, and the final output files are not produced, the user must have a way to discover what went wrong.
如果在构建期间出现一个错误，并且最终的输出文件并没有生成，那么用户必须通过某种方式来找到错误。
Although China has not produced many new drugs so far, Wang foresees a change: "in the pipeline, I hear there are lots, maybe hundreds."
虽然，中国的新药很少，王小川预见到了改变：“我听说有许多，或许是上百种新药正在研发。”
The China-Malayan zone has not produced evidence of the Middle Paleolithic industry of the same type as the ones from other parts of Eurasia.
中国-马来半岛地区没有发现与欧亚大陆其他地区旧石器时代中期相同类型石器工业的证据。
Unlike most other elements lighter than iron, the light nuclei of lithium, beryllium and boron are not produced in significant amounts in stars.
不同于大多数比铁轻的元素，Li、Be、B等轻元素大部分不是在恒星内制造的。
In a document copying machine, a means by which parts of the image of the original is obscured so that it is not produced onto the copy material.
文件复印机上使用的一种方法，将原件映象的某一部分掩盖起来，使其不复印到复印件上。
In a document copying machine, a means by which parts of the image of the original is obscured so that it is not produced onto the copy material.
文件复印机上使用的一种方法，将原件映象的某一部分掩盖起来，使其不复印到复印件上。
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