查询词典 difficult

This is a common difficult problem both at home and abroad.

这是国内外一个共同的难题。

It is not difficult to understand at large do?

这是不难理解的大呢？

Thank you to send it to me at my most difficult time.

感谢你在我最困难的时候，把它给我送来。

For all that I ponder on the deep-rooted structural meaning of life at short intervals, as far as I'm concerned, for the time being I indeed find it difficult to seek out the accurate orientation of my life, career, even love.

所有，我思考根深蒂固的结构性生命的意义在短的时间内，就我而言，目前我确实很难找出准确的方向，我的生活，事业，甚至爱情。

It was difficult for me at the beginning.

这对于我来说开始是很困难的。

It is difficult for a Business to move into a new market at the best of times.

对于一个企业来说在一个适当的时机进入一个新的市场是很难的。

He's difficult at the best of times usually he's impossible.

他即使在情绪最好的时候，都。。。

At the best of times and in the best of hands this is bound to be an extremely difficult matter.

在最好的时间加上最好的协助，这注定是非常困难的事情。

PREDICTING China's impact on global oil demand is difficult enough at the best of times.

要预测中国对全球石油需求造成的影响，即便是在最可能的条件下都很困难。

Breastfeeding a baby can be difficult at the best of times, especially when you do so outside of the home.

母乳喂养婴儿可在最困难的时候，尤其当你做外面的家园。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。