请输入您要查询的英文单词:
单词
butene
释义
bu·tene
(by
t
ē
n
′
)
n.
Any of three gaseous isomeric ethylene hydrocarbons, C
4
H
8
, used principally in making synthetic rubbers. Also called
butylene
.
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on/at the dot
on/at the double
on automatic
on a whim
on back
on background
on balance
on-base percentage
on behalf of
on bended knee
on board
onboard
on call
on camera
on case
once
once again
once more
once more/again
once-over
oncet
onchocerciasis
oncidium
oncogene
oncogenesis
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更新时间:2026/1/29 6:01:22