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单词
usnic acid
释义
WordReference Random House Unabridged Dictionary of American English © 2024
us
′
nic ac
′
id
(us
′
nik),
USA pronunciation
[
Pharm.
]
Drugs
an antibacterial substance, C
18
H
16
O
7
, derived from lichens of the genus
Usnea.
Neo-Latin
Usn
(
ea
)
usnea
+ -
ic
1840–50
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pig bed
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pigeon-breastedness
pigeon clock
pigeon drop
pigeon grape
pigeon guillemot
pigeon hawk
pigeon-hearted
pigeonhole
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pigeon-livered
pigeon milk
pigeon pea
pigeon pox
pigeonpox
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更新时间:2025/7/25 17:48:19