Race relations in the US continue to be a thorny problem. Racism remains a touchy issue.

Objective: The treatment and rehabilitation medicine of the damaged peripheral nerve has been a thorny problem for long.

目的：周围神经损伤后的治疗和康复，长期以来都是医学界一个棘手的难题。

The future of Taiwan and the smaller offshore islands remains a thorny problem, and only half submerged.

台湾以及一些近海岛屿的前途仍然是棘手的问题，若明若暗。

Along with the gradual approach of the digital age, it has become a thorny problem to break the traditional advertising operation mode.

伴随着数字时代的逐渐走近，突破传统广告的运营模式便已经成为一个棘手的问题。

When faced with a thorny problem, you especially have to cooperate with each other to seek a resolution.

遇到棘手问题的时候，更要彼此合作，寻求解决之道。

How to deal with the relationship between freedom of divorce and opposition to wanton divorce is a thorny problem.

如何处理离婚自由与轻率离婚之间的关系是个难题。

The effect of atmospheric refraction error on observed value is a very thorny problem in EDM trigonometric leveling.

在光电测距三角高程测量中，大气折光对观测量的影响是一个非常棘手的问题。

Moral education is a thorny problem that receives much concern.

道德教育是一个备受关注而又十分棘手的问题。

It is an thorny problem how to choose proper words as the subject of a sentence in Chinese-English translation.

在汉英翻译过程中，怎样选择适当的词语作句子的主语往往是一个棘手的问题。

The research builds on the concept of psychological distance, which is important for finding fresh approaches to a thorny problem.

这项研究的依据是心理距离理念，它对于为棘手问题寻找新方法很有意义。

Race relations in the USA continue to be a thorny problem

美国的各族关系依然是个棘手的问题

Enlightenment of Applying the Scientific Development Outlook to Solving the Thorny Problem of Conducting Cultural Education among Athletes

用科学发展观破解运动员文化教育难题的启示

In a specification of hundreds of pages, consistency is a thorny problem.

在一部有着数百页的规格说明里，一致性是一个棘手的问题。

Sometimes, it is an ideal way to combine literal translation and free translation to deal with a thorny problem in practice.

直译与意译相结合的方法不失为处理翻译的好方法。

A conference later in the summer will bring experts in the field together to discuss the future of food. It's a thorny subject.

食品专家们将在这个夏季举行一次讨论有关未来食品的会议。食品问题是个棘手的问题。

Do please clear out all those sticky old sweet papers from your drawer this time.

这次你无论如何要全部扔掉你屉子里那些粘糊糊的旧糖纸.

In this thesis, we discuss three different light conditions: Under darkness, the free running periods are varied among different species.

我们这里考虑了三种光照条件：在持续黑暗下，实验发现不同的物种有不同的自振荡周期。

Horizontal shaking table tests for structure with viscoelastic multi-dimensional earthquake isolation and mitigation devices free running multiple vibrator

黏弹性多维隔减震结构水平向振动台试验研究自由摆动多谐振动器

Free running systems then prevent the starter from reaching speeds that are too high due to the starting engine, which could damage it.

空转系统随后阻止起动机因起动发动机而达到过高的速度，否则会损坏发动机。

Enlarging locking bandwidth and decreasing the control error of element free running frequency can make the beam pointing direction more accurate.

阵元自由振荡频率的误差越小，阵元锁相带宽越大，波束指向误差越小；

It indicates from the experiment results that the stability of laser has been highly enhanced when running with high repetition frequency after using this novel Q-switched method, and it effectively solved thermal depolarization effect, improved output ratio of Q-switching to free running.

实验结果表明，采用这种方式后，在重复频率工作时较大的提高了激光输出稳定性，有效地解决了热退偏效应，提高了调Q动静比。