Some of the observer errors associated with timing over a measured length may be overcome by the use of the enoscope . 观测员在测定车辆通过已知距离的时间中所发生的误差，可利用一种人形视车镜加以消除。
One could station observers along the track and find the locations of the front and rear of the train at a particular instant of time . 可以沿铁路沿线安排一系列观察者，找出某一特定时刻火车头尾的位置。
And the sensitive observer of sculpture must also learn to feel shape simply as shape , not as description or reminiscence . 雕塑品的敏锐观赏家必须学会把形态只作为形态去感觉，而不作为描述或联想去感觉。
Owing to the expansion of the universe, an observer today would expect to find these remnants to have undergone a red shift to long wave lengths . 由于宇宙的膨胀，今天的观察者可望找到这些向长波红移了的残余物。
In the case of the waterouzel, the acutest observer by examining its dead body would never have suspected its sub-aquatic habits . 再看河鸟的情形，便是最精明的观察者，看了此鸟的死标本，也难推想它具有半水栖的习性。
We were thus in the fortunate position of being able to combine the subjective insight of an intimate friend with the detached objectivity of an observer . 我们很幸运能够兼有一个好友的主观的深刻认识和一个旁观者的公平的客观精神。
The intervening matter between the source and the observer gravitationally deflects and focuses the light bundle, increasing the apparent angular size of the source . 光源与观测者之间的物质对光束产生引力偏折和聚焦作用，使光源的视角径加大。
The observers who chanced to be present at the house of old jolyon forsyte in stanhope gate, might have seen the highest efflorescence of the forsytes . 在老乔里恩福尔赛住的斯丹奴普门家里，一个旁观者如果碰巧在场的话，就会看到福尔赛家的全盛时代。
It was particularly strange, and it was even particularly affecting, to see this crowd of earnest faces, whose honesty in the main no competent observer free from bias could doubt, so agitated by such a leader . 特别奇怪的，甚至特别动人的，就是看到这一群诚实的人会被这么一个领袖所大大鼓动他们的诚实大抵是任何一个没有偏见的、有资格的观察者所不能怀疑的。
A successful scientist must be a good observer 一个成功的科学家一定要善于观察。
