It's an interesting scientific phenomenon, but of no practical use whatever.
这是一种有趣的科学现象，但没有什么实际用途。
Most of these books have no practical use.
这些书大部分都没有实际用途。
Much of the information he gleaned was of no practical use.
他所搜集的许多信息没有实用价值。
Much of the information you have gleaned is of no practical use.
你收集到的大部分情报没有实用价值。
Your estimate is theoretical, therefore it is of no practical use.
你的意见只是理论上的，没有实际价值。
She felt that most of what she learned in the coursewas of no practical use.
她感到在课上学到的大部分知识都没有实际用途。
No practical use when you just mention the Freedom, it can't raise the money and buy the house...
自由没有任何实用，不能涨工资，不能买房子，甚至只是给人一次次带来对现实生活的不满足。
He was always dragging home something he'd salvaged from God knew where, items he had no practical use for.
他经常往家里拖带一些东西。那些上帝才知道来历的东西，对他并没有什么用处。
Well, I'll be! He may be of no practical use. But I've got to remember that he's the Managing Director's son.
真讨厌！他可能没有实际用处，但是我得记著他是常务董事的公子。
The GAO found that direct-to-consumer (DTC) genetic test results were "misleading and of little or no practical use to consumers.
GAO发现直接面向消费者（DTC）基因检测的结果是“对消费者的误导，对消费者罕有或没有实际的用处。”
It is advisable that we should pay much attention to the environmental protection by not having a private car if we have little or no practical use of the private car.
可取的做法是，我们要高度重视，对环境的保护，没有一辆私家车，如果我们差不多或根本没有实际使用的私家车。
A practical side effect is that global declarations must be unique: No two global declarations can use the same element name.
一个实际的副作用是全局声明必须是唯一的：任何两个全局声明都不能有相同的元素名。
What use is science if it has no practical application?
如果没有实际应用科学还有什么用？
The edges of axe, adze and chisel had been finely grinded and had no sign of being used, indicating that they were not tools of practical use but formalized symbols.
金沙出土的玉制兵器与工具，基本没有使用过，说明已不是实用器，而是礼仪用器。
With the characteristic of simple calculation and practical use, the method can realize the best identification of an unknown system under the condition of no priori knowledge.
该方法具有计算简单、实用的特点，可以在理论模型不清楚的情况下，通过测量和学习，实现对未知系统的最佳拟合。
Objective To find an air purification method of high effects, safety, no poison, practical use, low cost and environmental protection.
目的寻求一种有效、安全、无毒、方便、实用、费用低、回归自然的空气净化方法。
Many parents complain that from? Has the baby bed not purchase or use practical: less chance, useless several times will no longer use, or found that there are defects not dare to use.
许多家长抱怨自？己购买的婴儿床不实用：要么使用机会少，没用几次就不再用，要么发现存在缺陷不敢再用。
This dissertation gives some theories to use air distribution design for no dew condensation in natatorium, to practical ventilating and air-conditioning engineering, it has some reference value.
本文主要从气流组织的设计方面为解决游泳馆结露问题提供了一定的理论依据，对实际工程空调系统的设计具有指导意义和实用价值。
The system has been put into use on the No. 2 unit of Beilun Power Plant. It can effectively direct the practical start-stop operations which meets the purpose of operational optimization.
该系统已经在北仑发电厂2号机组投入运行，有效指导机组启停，达到了优化运行的目的。
Practical use shows that this AHT, with a compact structure, is easy to operate and service and that no corrosion or leak was detected.
实践表明，该套吸收式热泵（卧式）结构紧凑，便于维护，方便操作，无设备腐蚀、泄漏现象。
Practical use shows that this AHT, with a compact structure, is easy to operate and service and that no corrosion or leak was detected.
实践表明，该套吸收式热泵（卧式）结构紧凑，便于维护，方便操作，无设备腐蚀、泄漏现象。
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