单词 | n-shell |
释义 | N-shell[ en-shel ] / ˈɛnˌʃɛl / noun Physics.the fourth shell of electrons surrounding the nucleus of an atom and containing, when filled, 32 electrons having principal quantum number 4. Compare K-shell, L-shell, M-shell. Origin of N-shellFirst recorded in 1920–25 Words nearby N-shellNSB, NSC, NSF, NSFW, NSG, N-shell, N.S.P.C.A., N.S.P.C.C., n.s.p.f., NSR, NSU Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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