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单词
periodic system
释义
WordReference Random House Unabridged Dictionary of American English © 2024
pe
′
ri•od
′
ic sys
′
tem
(pēr
′
ē od
′
ik, pēr′-),
USA pronunciation
[
Chem.
]
Chemistry
a system of classification of the elements based on the periodic law.
1870–75
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bkcy.
bkcy
bkg.
bkg
bkgd.
bkgd
bklr.
bklr
bkpg.
bkpg
bkpr.
bkpr
bkpt.
bkpt
bks.
bks
bkt.
bkt
b/l
bl.
bl
b.l.a.
blab
blabbed
blabber
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更新时间:2025/8/1 6:06:11