Visual instruments are designed with this in mind so that the eye need not strain unnecessarily . 设计目视仪器时要考虑到这一点，以免造成眼不必要的紧张。
In his hands, comic jargon and dialect became a finished literary weapon, unemphatic, visual . 在他的手里，诙谐的方言，俚语成了完善的文字武器，轻灵、具体。
Because of the earth's curvature, the range is, broadly speaking, limited to the visual horizon . 由于地球的曲率，它的传播距离大体上说只限于视线所能及的范围。
He had forgotten how fast the visual media, once tipped off, could cover a breaking story . 他已经忘了，电视记者只要一听到风声，就能多么快报道一桩轰动的新闻。
We cannot expect to find out all there is to know in astronomy simply by making visual observations . 我们不能指望单单通过目视观测来发现天文学所要了解的全部天体。
The crack surfaces in the web and flange were subjected to visual examination in order to evaluate crack growth regions . 为了估计各裂纹扩展区，对翼缘和腹板的裂纹表面进行了宏观检验。
In practice, for good visual presentation, ten lines are used, and sometimes twelve, to present a line of characters . 实际上，为了得到良好的视觉图像，使用10行甚至12行扫描线来表示一行字符。
Additional visual observations are usually in order to establish the advent of unsteady flow, intermittent stall, and full stall . 通常采用另外一些目视法来确定非常定流断续失速和全失速的出现。
The names of the various lunar formations and lunar landscapes mostly date back to the early history of visual lunar observation . 各种月面结构物和地形的名称，大都起源于月球目测观测史的早期。
We asked the post office to fault the telephones, and went in to make a visual inspection of the cipher room area . 我们让邮局给电话弄点儿故障，然后进入大使馆对密码室所在的位置作一番目视观察。
