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单词 observer
释义
ob·serv·er (əb-zûrvər)
n.
1. One who observes: an observer of local customs; observers of religious holidays.
2. One who is sent to observe and report on events or proceedings without directly participating in them.
3.
a. A crew member on a military aircraft who makes observations.
b. A member of an armed force who watches and reports from an observation post.
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更新时间:2025/1/9 10:18:42