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单词
butene-1
释义
butene-1
butene-1
[
′byü‚tēn ′wən
]
(organic chemistry)
CH
3
CH
2
CHCH
2
A colorless, highly flammable gas; insoluble in water, soluble in organic solvents; used to produce polybutenes, butadiene aldehydes, and other organic derivatives.
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don't knock yourself out
don't know
don't-know
don't know beans
don't know beans about
don't know beans about something
don't know don't care
don't know, don't care
don't know, don't care, doesn't matter
don't know do ya?
don't know enough to come in out of the rain
don't know from adam
don't know from nothing
don't know her from a bar of soap
don't know her own strength
don't know him from a bar of soap
don't know his own strength
don't know if he is coming or going
don't know if he's coming or going
don't know if i am coming or going
cersp
cerss
cert
cert.
certa
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更新时间:2024/11/11 19:28:44