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单词 field trial
释义

WordReference Random House Unabridged Dictionary of American English © 2024
field′ tri′al, 
    1. Dog and Cat Breedsa competition among sporting dogs under natural conditions in the field, in which the animals are judged on the basis of excellence of performance in hunting.
    2. Communications, Businessa trial of a new product or procedure to determine its efficiency or usefulness in actual performance.
    • 1840–50

Collins Concise English Dictionary © HarperCollins Publishers::
field trial n
  1. (often plural) a test to display performance, efficiency, or durability, as of a vehicle or invention
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更新时间：2025/7/23 16:55:27