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单词
room-and-pillar
释义
WordReference Random House Unabridged Dictionary of American English © 2024
room-and-pil•lar
(ro̅o̅m
′
ən pil
′
ər, rŏŏm
′
-),
USA pronunciation
adj.
[
Mining.
]
Mining
noting a means of extracting coal or other minerals from underground deposits by first cutting out rooms, then robbing the pillars between them;
pillar-and-breast. Cf.
longwall.
随便看
larceny
larch
larcher
larch sawfly
lard
lardaceous
lardass
larder
larder beetle
lardier
lardiest
lardlike
lardner
lard oil
lardon
lardoon
lardy
lardy cake
lardy-dardy
laredo
laree
lares
lares and penates
largando
large
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更新时间:2025/11/10 22:00:13