用食指跟随阅读，这样可以使视线集中在文本上。
Use your forefinger to follow the line on the page. This focuses your vision onto a specific part of the text.
我只是把视线集中在一点以改变我以往对事物的看法。
I just make the line of sight concentrate in order to revise my viewpoints of things in the past.
在这个案例中，透视线集中在图像右侧底部的三分之一位置处。
In this case, the perspective lines converge on the bottom right third of the image.
我有一个足够清晰的视界，但我将视线集中在非常少的目标上。
I have a clear sight enough, but I fix it upon very few objects.
当他终于开口说话时，我觉得他的视线集中在人行道的一条裂缝上。
When he spoke at last, I think his sightline was on a crack in the pavement.
将视线集中在中心的小黑点，然后前后移动你的头部，你发现了什么？
Focus on the dot in the center and move your head backwards and forwards.
过去20年来，科学家们一直在找寻另外的细胞来源，他们的视线主要集中在猪胚胎和新生小猪的胰腺细胞上。
For the last two decades, scientists have searched for alternative sources of cells, focusing in large part on cells from the pancreas of fetal or neonatal pigs.
双方唯一的分歧在于前者将注意力集中在历史认识的客体，而后者则把视线转向了历史认识的主体。
Their only difference is that the former concentrated on the object but the latter pay their attention to the subject.
后来，在黄昏的时候，视线突然集中，第一次有一个情景引起了我的注意。
Then, late in the afternoon, my vision suddenly focused, and for the first time a scene registered.
眼睛疲劳的症状包括如下：眼睛疼痛，难于集中，夜视非常差，在注视一个物体后重新集中视线很困难，头痛，眼睛发红、疼痛、感染、流泪。
Symptoms of eyestrain include sore eyes and difficulty focusing, poor night vision, difficulty in focusing after concentrating on an object, headaches and sore, red inflamed and weeping eyes.
通过把视线和精力集中在一个好的交易计划，交易者可以避免情绪波动的影响。
By setting your sights on one good set-up in a market, you avoid trading your emotions.
在排版设计中，巧妙地留白，讲究空白之美，是为了更好地衬托主题，集中视线和造成版面的空间层次。
In the composing design, keep white ingeniously, pay attention to blank beauty, it is for setting off the theme, the space level of concentrating the sight and causing the layout better.
在诸多对贫困现象的研究中，人们的视线似乎主要集中在相对贫困上，忽视了城市中的绝对贫困。
Of the numerous studies of poverty, a greater focus is given to relative poverty at the expense of absolute urban poverty.
有着巨大攀藤的枫树环绕图书馆，内部的角窗和高大天窗，使得人们视线仍然集中在森林之中。
Large vine maples frame the entry to the library. Once inside, tall corner Windows and high clerestories continue the presence of the forest.
不要过早把你的视线转移开去，你必须更牢地把注意力集中在球上。
Do not take your eyes off the ball too early for this shot. You must be completely focused on the ball.
画家喜爱把物象集中在画面中心，四周留白的独特表现手法，使笔下的人物彷佛被缩小，带领我们的视线脱离现实存在。
By positioning his figures to the very centre of the canvas, the figures are shrunk to lead us away from the realistic present, leaving his canvas largely empty.
视线：在接近和起跳时要以一种放松的注意力放在起跳上。 在起跳后要将放松的注意力放在着地点和后三个包。 （loosefocus ？ 意思应该是不能太集中注意力？）
Vision: A loose focus should be kept on the jump on the approach and a loose focus should be on the landing and the next three moguls after the take off.
视线：在接近和起跳时要以一种放松的注意力放在起跳上。 在起跳后要将放松的注意力放在着地点和后三个包。 （loosefocus ？ 意思应该是不能太集中注意力？）
Vision: A loose focus should be kept on the jump on the approach and a loose focus should be on the landing and the next three moguls after the take off.
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