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单词
radon
释义
radon
1 ENTRIES FOUND:
radon
(noun)
radon
/
ˈ
reɪˌdɑːn/
noun
radon
/
ˈ
reɪˌdɑːn/
noun
Learner's definition of RADON
[
noncount
]
:
a radioactive element which is a gas that is used medically in cancer treatments
氡
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fine points
fine print
finer
finer points
finery
fines
finesse
finessed
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finessing
finest
finest hour
fine-tooth comb
fine tooth comb
fine-tooth combs
fine-tune
fine tune
fine-tuned
fine-tunes
fine-tuning
finger
fingered
finger food
finger foods
fingering
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更新时间:2026/1/30 19:36:31