名词
中文翻译：Unknown
同义词：
['feather inspection', 'feather check', 'feather verification']
例句：
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1. The airline required a thorough feather checking before the flight.
在飞行前，航空公司要求进行彻底的羽毛检查。
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2. She carefully checked each feather to ensure it was in good condition.
她仔细检查每根羽毛，确保它们处于良好状态。
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3. The pilot conducted a feather check during the preflight briefing.
飞行员在飞行前简报中进行了羽绒检查。