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Learner's Dictionary
trial run
1 ENTRIES FOUND:
trial run
(noun)
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trial run
noun
plural
trial runs
trial run
noun
plural
trial runs
Learner's definition of TRIAL RUN
[
count
]
:
a test in which a product or procedure is tried in order to see if it works correctly
:
test run
They will put the software through many
trial runs
before putting it on the market.
We will have to give the machine a
trial run
.
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