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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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fjord
fL
Fl
FL
fl.
FL
Fla.
flab
flabbergast
flabbily
flabbiness
flabby
flabellate
flabelliform
flabellum
zero auxiliary
zero-base
zero-based
zero copula
zero-coupon
zero-day attack
zero-defect
zero gravity
zero hour
zero in
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更新时间:2025/7/19 6:15:09