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单词
person-year
释义
WordReference Random House Unabridged Dictionary of American English © 2024
per•son-year
(pûr
′
sən yēr′),
USA pronunciation
n.
Business
a unit of measurement, esp. in accountancy, based on an ideal amount of work done by one person in a year consisting of a standard number of person-days.
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ulema
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ulna
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ulnar nerve
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更新时间:2025/7/23 13:43:33