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单词
sulfonyl
释义
sul·fo·nyl
(s
ŭ
l
f
ə
-n
ĭ
l
′
)
n.
The bivalent group SO
2
. Also called
sulfuryl
.
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usefulness
useless
uselessly
uselessness
Usenet
user
user-friendliness
user-friendly
username
user-unfriendliness
user-unfriendly
use up
Ushant
usher
usherette
USIA
USMC
USN
USNA
usnea
usnic acid
USNR
USO
USP
Uspallata Pass
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更新时间:2025/12/12 20:58:48