observer

柯林斯词典

1. N-COUNT You can refer to someone who sees or notices something as an observer. 目擊者
A casual observer would have taken them to be three men out for an evening stroll. 一位不經意的目擊者會認爲他們是晚上出來閑逛的3個男人。
2. N-COUNT An observer is someone who studies current events and situations, especially in order to comment on them and predict what will happen next. 觀察家[journalism]
Observers say the events of the weekend seem to have increased support for the opposition. 觀察家們說周末事件似乎增加了對反對派的支持。
3. N-COUNT An observer is a person who is sent to observe an important event or situation, especially in order to make sure it happens as it should, or to tell other people about it. 觀察員
The president suggested that a UN observer should attend the conference. 大會主蓆建議應該有一名聯郃國觀察員蓡加該會議。

Throughout the novel , the story is seen through the eyes of a detached observer.
To a casual observer, everything might appear normal .
"It was a parody of a trial , " said one observer.
Few observers believe that the treaty will bring a lasting peace to the region .
UN observers were there to ensure the smooth transference of power .