查询词典 difficult to

It makes it very difficult to know how to dress fashionably when the trends change so often.

新潮随时而来，如何保持穿得时尚，也不是一件容易的事。

A man who is used to masturbating with a very fast motion may not feel satisfied with the slower process of intercourse, and thus find it difficult to climax.

一名男子谁是用来自慰一个非常快速的议案可能不会感到满意与慢的过程中交往，因此很难高潮。

They also are more difficult to water and fertilize, adding further to the cost of maintenance.

而且这些地方浇水和施肥都很困难，相应的也就增加了额外的养护费用。

The workload is enormous and it is very difficult to guarantee the exactness of the result, so it is very valuable to develop a set of computer-assisted software for founding the state equations and analyzing the correlative properties of system over the field F of the rational functions in multi-parameters.

因此，开发一套建立F上系统状态方程系并能进行相关性质分析的计算机辅助软件便极有价值。

The economics of this are easy to describe but fiendishly difficult to achieve in practice.

描述这条道路的经济学原理不难，但要想在实践中做到这点却极其困难。

While there's little doubt that humans are helping heat up the planet, the questions of how much, how quickly and leading to what consequences are fiendishly difficult to pin down.

毫无疑问人类助长了全球气温的变暖，然而，有多少？有多快？会有什么样的后果，却是极难解答的问题。

However,"Le Figaro" that the Olympics approaching, the French seem to find it difficult to regain its image in China.

但是《费加罗报》认为，在奥运会临近时，法国似乎难以重新恢复它在中国的形象。

This is difficult to sell to managers who have trouble thinking past the next financial statement.

这是难以出售的经理谁的思想有问题过去未来的财务报表。

The world under water makes people feel difficult to open eyes and find one's way and flustered, it also makes people struggle to death in the hopeless choke.

水下的世界令人无法睁眼辨清方向，让人手足无措慌乱不已，更让人在无望挣扎中窒息死亡。

It could solve the problem that it was difficult to perform accurate analysis of stiffness and strength of a shell plastic part due to finite element simulations with many theoretical assumptions and boundary conditions.

解决了以往由于有限元模拟时存在的很多理论假设和边界条件而难以对壳体塑件的刚度及强度进行准确分析的问题。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。