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单词
E-layer
释义
E-layer
n. a layer of the ionosphere able to reflect medium-frequency radio waves.
Etymology
: E (arbitrary) + LAYER
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apprehensive
apprentice
apprise
apprize
appro
approach
approachable
approbate
approbation
appropriate
approval
approve
approx.
approximate
appurtenance
appurtenant
APR
Apr.
apricot
April
a priori
apron
apropos
apse
apsis
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更新时间:2026/3/22 14:02:24