electromagnet
名词 n.
英文释义
名词 n.
-
A magnet which attracts metals only when electrically activated.
— Hold the electromagnet near something made of iron and push the switch (S2). […] Large electromagnets are used to move things around at factories and junkyards.
词源
Etymology tree
French électro-bor.
Ancient Greek ἤλεκτρον (ḗlektron)bor.
Latin ēlectrum
Latin electro-bor.
English electro-
Old French magnetebor.
Pre-Greekbor.?
Ancient Greek Μάγνης (Mágnēs)
Ancient Greek μᾰ́γνης (mắgnēs)bor.
Latin magnēsbor.
Middle English magnete
English magnet
English electromagnet
From electro- + magnet.
French électro-bor.
Ancient Greek ἤλεκτρον (ḗlektron)bor.
Latin ēlectrum
Latin electro-bor.
English electro-
Old French magnetebor.
Pre-Greekbor.?
Ancient Greek Μάγνης (Mágnēs)
Ancient Greek μᾰ́γνης (mắgnēs)bor.
Latin magnēsbor.
Middle English magnete
English magnet
English electromagnet
From electro- + magnet.
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数据来源: Wiktionary