地道的观察家的英语单词怎么写

观察家的英文：
observer

The professor is an acute observer.
那教授是位敏锐的观察家。Political observers acquire authority with age.
政治观察家们 需要以年龄作为说服力。There is a lengthy article on Spike Milligan in the Observer newspaper.
《观察家报》上有一篇关于斯派克·米利根的长篇文章。International observers said Sunday"s runoff election was Peru"s cleanest vote in years.
国际观察家称，周日进行的秘鲁大选是近年来秘鲁最"干净"的一次大 A Chinese observer will understand the reference to al-Qaeda and terrorists.
中国的观察家明白基地组织和恐怖分子指的是谁，克里与它们中的任何一个都毫无瓜葛。 Military observers fear that the US could get entangled in another Vietnam.
"军事观察家们担心,美国有可能陷入又一次越南战争中。"By the late nineteenth century the recurrence of this pattern had become obvious to many observers
到十九世纪末期，许多观察家都看出了这种反复现象。Military observer fear that the us can get entangled in another vietnam.
军事观察家们担心，美国有可能陷入又一次越南战争中。Any unbiased observer would see his career as a lifetime of service to his country
任何不抱偏见的观察家都会认为他毕生为他的国家服务。observer是什么意思：
n. 观察员；遵守者

We observed the barometer fall. [The barometer was observed to fall.]
我们看见晴雨表下降。Observation is the best teacher.
观察是最好的老师。They observed the behavior of their new pet.
他们观察他们新宠物的生活习性。The professor is an acute observer.
那教授是位敏锐的观察家。This suspect comes under observation.
这个可疑分子受到监视。