词典释义：
[mass noun]the action or process of observing something or someone carefully or in order to gain information
观察
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she was brought into hospital for observation 她被送去医院观察
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[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。
the ability to notice things, especially significant details
观察力
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his powers of observation .他的观察力。
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）。
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
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he made a telling observation about Hughie .他根据所见所闻对雨神作了生动的评述。
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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
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one's observation(s) 某人的观察结果
真题例句：
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make observation(s) 观察
真题例句：
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observationn.观察；言论；评论；观察力；测天
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conservationn.保护；保存；保持；修复；节约；防止浪费；守恒定律
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reservationn.保留；保护；保留意见；怀疑；赦罪权的保留；居留地；权益保留；圣餐保留
"late Middle English （in the sense ‘respectful adherence to the requirements of （rules, a ritual, etc.）’）： from Latin
