难通过的

The objective factors are hard to be controlled, but the subjective factors can, in certain degree, be controlled by recognizing individual's psychical activity and thus improve the rationality of the choice.

对于影响职业选择的客观因素人们很难控制，但通过认识人的心理活动，可以在一定程度上控制择业时的主观因素，增强职业选择的合理性。

Pine finger-puzzle are in addition to the natural pine inherent defects and then through the finger-puzzle from the timber, so that settled in areas such as furniture decoration at a large area when the use of pine Reclaimer difficult problem for the vast number of customers in the production of substantial savings of time and raw materials.

松木指接拼板是除天然松木所固有的缺陷后再通过指接拼板而成的集成材，这样解决了家具装修等领域在大面积使用松木时取料难的问题，为广大客户在生产中节约大量的时间与原材料。

The remarkableness for both voice and expression in singing refers to harmonious combination of the way and skill of singing with artistic expression.

声乐是通过人的声音来表达作品思想内容的一种艺术。从科学的角度讲，声乐艺术是很难被准确无误地掌握的。

It's easy not to repeat others, but difficult not to repeat oneself. Fortunately, he is able to obtain a kind of experience, sentiment, and then express through his works, which supplies blood to his works.

不重复别人容易，但是不重复自己却很难，难能可贵的是他能在生活中获得一种体会、一种感悟，再通过他的作品表达出来，因而使他的作品有了鲜活的生命。

With the conclusion of a burst activity , the lactic acid level is high i n the body fluids , leaving the large animal vulnerable to attack until the acid is reconverted , via oxidative metabolism , by the liver into glucose , which is then sentback to the muscles for glycogen resynthesis .

难句类型：复杂修饰、插入语、专有名词译文：随着爆发出来的运动的结束，再体液中乳酸含量会变得很高，使得大型动物处于容易受到攻击的状态，直到乳酸通过有氧新陈代谢，被肝脏转化成葡萄糖，而葡萄糖接下来又会传送回肌肉中重新合成糖原。

Though the precise history of film noir is difficult to define (the term was coined in the journal Cahiers du Cinéma by Nino Frank in 1946 ), this genre evolved through a combination of German expressionistic drama (such as FW Murnau's 1922 Nosferatu ), American gangster film (Mervyn LeRoy's 1931 Little Caesar ), and popular British mystery novels (by Dorothy Sayers, HC Bailey, Agatha Christie, and the like).

虽然确切的黑色电影历史上是很难界定（这个词被创造出来的电影手册杂志由厄尔尼诺弗兰克于1946年），这一类型演变通过结合德国表现主义戏剧（如防火墙穆尔瑙的诺斯费拉图1922年），美国黑帮电影（戴维思里罗伊的1931年小凯撒），以及英国通俗小说之谜（由多萝西塞耶斯，慧聪贝利，阿加莎克里斯蒂等）。

According to the discrete curvature on triangle meshes,more important features can be preserved in regions of high curvature after simplification.A method to get the new vertex after the collapse of a triangle based on discrete curvature and spherical surface estimation is also given.

通过三维扫描仪得到的数据构建的三角网格模型，由于其采样密度均匀，因此造成了数据量庞大，受到存储和传输带宽的限制，使得其很难在实际应用中直接使用。

When the researches study the tribology systems hi the past time, most of then: results are carried out by a mass of tests, this method can get well results in a certain extent, but it is complex, strenuosity and time waste, the results are difficult to transfer.

长期以来，研究人员对摩擦学系统进行研究时，几乎都是通过做大量的试验来获得系统特性曲线，这种方法能在一定程度上获得良好的结果，但是试验本身很复杂，耗时耗力，而且试验的结果很难移植。

Guilty as they may be, retaining, nevertheless, a zeal for God's glory and man's welfare, they shrink from displaying themselves black and filthy in the view of men; because, thenceforward, no good can be achieved by them; no evil of the past be redeemed by better service.

的，而且，以往的邪恶也无法通过改过来赎罪。於是，他们默默忍受著难言曲折磨，在同伴中走来走去，表面象新落下的雪一般地纯洁，而内心却沾满了无法洗刷的斑痕。

The students' interest is held by asking them to supply two digit numbers for addition, playing "Stump the Teacher".

通过玩"难住老师"的游戏，让学生提供做加法的两位数，来保持学生的学习兴趣。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。