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I should choose a child with the permission of the child's parent of course and then observe that child a couple of times and take good notes, then?

我应该选择一个孩子，当然是在孩子的父母允许的情况下，然后观察那个孩子几次并做好笔记，然后呢？

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Although scientists observe that an organism's behavior falls into rhythmic patterns, they disagree about how these patterns are affected when the organism is transported to a new environment.

尽管科学家观察到生物体的行为具有节律性，但当生物体被运送到一个新的环境时，这些模式是如何被影响的，他们意见不一。

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In that event,astronomers were able to observe the icy comet long before it struck the solar system's biggest planet.

VOA: special.2009.08.25

NO So that the more complete answer to the question is that no, we're never going to be able to observe that because of the uncertainty principle it's not possible to observe a velocity that's this slow for a macroscopic object.

所以这个问题的完整答案是，由于不确定性原理,我们不可能测量到这么慢的,宏观物体的速度，希望这个解释。

麻省理工公开课 - 化学原理课程节选

Observe that the word "Political" derives from the Greek word Polis.

英语的政治一词,就是源于希腊字,城邦

耶鲁公开课 - 古希腊历史简介课程节选

Godfrey and Utley observe that the documents show customs and laws that changed over time.

CNN: Paul Revere, J.P. Morgan wills among millions now online

Observe that the first wave down was corrected by 61.8% before the third wave went down with a gap.

FORBES: Now Is Not The Time To Buy McDonald's

Others observe that local services have better maps than Apple in China, but that is not the key point.

FORBES: Apple Maps, China -- and the Art of War