困难

We could attempt to get around this difficulty by initially assigning the arbitrary value to another of the unknowns rather than to Xn.

开头对另一个而不是Xn的未知数指定为任意常数，能试图避免这个困难。

The rules of the game are an arbitrary imposition of difficulty.

比赛的规则是一种随意强加的困难。

Explanations such as population pressure and economic specialization can be tested archaeologically, albeit with some difficulty.

诸如人口压力或经济分工这方面的原因，皆可作为考古学的佐证，尽管还存在不少困难。

What has been said is enough to show that the question of the comparative archaism of exogamy and endogamy is as difficult as it is interesting, We shall in the next chapter lead up to a fuller discussion of that question, while investigating more minutely than we have hitherto done the conditions of the form of capture being evolved.

所说的已足以说明比较外婚制和内婚知哪个更古老的问题是困难的就像他是有趣味的一样，我们下一章将在做比迄今已做的从盗妻发展来的社会状况更详细的调查的同时理清那个问题的争论。

In the recent 20 years, Japan is we realizes the reunification of the motherland, takes back Taiwan most archenemy person: From a Li Denghui, advocate of taiwan independence and so on Chen Shuibian "stops over" in Japan, we are not difficult to imagine, Japanese's dangerous intention.

在最近的 20 年中，日本是我们了解祖国的统一，带后面的台湾籍的大多数的敌人头目人：从李 Denghui， taiwan 独立的提倡者而且如此在陈水扁身上在日本"停止在之上"，我们不困难的想像，日本人的危险意图。

He has Archie Knox as his assistant, and I'm sure the old silver fox will be helping him.

但如果俱乐部给他足够的时间，我相信他能克服困难。

As we are not able to make out an Archimedean point from the perspectives of the West, from which this double aspect may appear evident, this likewise is presumably not the case from the point of view of China.

这从中国的角度而言将是很困难的，犹如我们很少从西方角度去认识阿基米德那可使双视角结合起来的点一样。

The reason of using Archimedean Copula is to solve the non-symmetric character of return and cluster character in tail ,but its disadvantage is hard to produce multivariate random numbers ,and ease to appear great change situation of simulated scenarios, and affect the optimal decisions.

采用Archimedean Copula虽然能够解决尾部聚集特征和收益的非对成性，但缺点是易产生出现多元随机数产生较困难，同时易出现模拟的情景出现巨大变化的情况，影响最优决策。

In fact, he was one of the first to explore the Arctic Circle, which is a big deal.

实际上，他是第一个去探索北极的人那是一件非常困难的事

I had no idea how difficult it was to explore the Arctic.

我没意识到考察北冰是多困难的。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐