查询词典 futile

Up to now however, there has been no evidence that PET leads to improved management of patients in routine clinical practice. We did a randomised controlled trial in patients with suspected non-small-cell lung cancer, who were scheduled for surgery after conventional workup, to test whether PET with 18FDG reduces number of futile thoracotomies.

首先，在原发瘤的评估方面，其作用目前仅限于对单发肺内结节的良恶性鉴别，并且阳性预测值相对较低，在肿瘤可切除性评估方面的作用远逊于CT；更何况肺内良性肿瘤也需要手术切除，而那些不需要手术的病灶，比如活动性结核瘤及炎性肿物，PET 的假阳性率又太高。

The most futile of the expeditions was the Children 's crusade, which took place in 1212

佝偻病是一种儿童疾病，它的特征是生长中的骨骼不能正常钙化。

Strong and privileged interest groups and commercialized local governments are blocking equal distribution of the benefits of economic growth throughout society, thereby rendering futile the CCP''''s strategy of trading economic growth for people''''s consent to its absolute rule.

强有力的特权利益集团和商业化的地方政府正在阻碍整个社会经济增长带来的利益的公平分配。这将使得中共用经济增长换取人民对其绝对权力同意的战略成为徒劳。

As I dug into butter-smeared parathas, cutlets and noodles I found myself counting calories along with my blessings, in a futile effort.

正如我挖黄油涂parathas ，排骨和面条我发现自己计数卡路里连同我的祝福，在徒劳。

"Maggot therapy was more effective and efficient in debriding nonhealing foot and leg ulcers in male diabetic veterans than was continued conventional care," the authors write."In addition to issues of efficacy and safety, future studies also must address the cost-effectiveness of maggot debridement therapy and conditions in which is likely to be futile."

蛆虫疗法在处理男性糖尿病患者足部伤口溃疡的清创效果比传统疗法更为有效，也更安全，研究人员认为未来对於蛆虫疗法的研究最好能放在其对清创治疗的成本效益（cost-effectiveness）分析，以及可能使它无效的原因为何。

Barley evidently decided that it was futile to continue resisting the Stationers' Company, and on 15 May 1605, he successfully petitioned the Drapers' Company for a transfer to the Stationers' Company.

显然巴克莱断定如与出版业工会继续对着干则是徒劳一场。在1605年5月15日，他成功提请布商行会转至出版业工会。

In 1915 Houses work was futile, in 1916 he and Grey signed an memorandum but finally it was delayed. The mediations failed.

第四章揭示的是1917年-1918年英美共同作战过程中的冲突与合作。

Or was there something futile in all the Musketeers' efforts?

或者是有什么徒劳的三剑客在所有的努力？

And finally the implications for an already bankrupt financial system will be the final nail in the coffin, making any rescue attempt totally futile.

是的，对一个破产的金融系统来说，所有的隐语就是，棺材板的最后一枚钉子还没钉上，所有拯救，终将徒劳。

But they never say that the futile attempt did not enjoy popular support because it was not only against the will of the majority of the ethnic groups living in Xinjiang, but also ran contrary to the whishes of most of the Uygurs.

东突厥斯坦共和国的建立不仅有违居住在新疆地区的绝大多数民族的意愿，而且与大多数维吾尔族人的愿望也是背道而驰的。这出历史丑剧不久就以失败告终。但那些别有用心的西方媒体对此却只字不提。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。