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单词 point charge
释义
point charge
noun[C]
us/ˈpɔɪnt ˌtʃɑrdʒ/
physics
apointinspacethat has anelectricalchargethatexistsonly intheoryand that cannot bemeasured
(Definition ofpoint chargefrom theCambridge Academic Content Dictionary© Cambridge University Press)
#https://dictionary.cambridge.org//dictionary/english/point-charge##
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更新时间：2026/10/2 7:54:12