observation
/ˌɒbzəˈveɪʃən/noun
1
- mass noun the action or process of observing something or someone carefully or in order to gain information观察：
she was brought into hospital for observation
她被送去医院观察
count noun detailed observations were carried out on the students' behaviour.对学生们的行为进行了细致的观察。
1.1
- the ability to notice things, especially significant details观察力：
his powers of observation.
他的观察力。
1.2
- the taking of the sun's or another celestial body's altitude to find a latitude or longitude测天（指测量太阳或另一天体高度以求得经、纬度）。
2
- a remark, statement, or comment based on something one has seen, heard, or noticed（以所见所闻及观察为依据的）言论; 评论：
he made a telling observation about Hughie.
他根据所见所闻对雨神作了生动的评述。
短语
under observation
- (especially of a patient or a suspected criminal) being closely and constantly watched or monitored（尤指病人或嫌疑犯）在观察中; 在监视中：
he spent two nights in hospital under observation.
他被留在医院里观察了两夜。
派生词
observational
adjectiveobservationally
adverb词源
late Middle English （in the sense 'respectful adherence to the requirements of （rules, a ritual, etc.）'）： from Latin observatio（n-）, from the verb observare （see OBSERVE）.