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单词 tetraethyl lead
释义
tetraethyl lead
(once / 590966 pages)
n

WORD FAMILY
tetraethyl lead
USAGE EXAMPLES
Back then, too, gasoline also contained tetraethyl lead to dampen knocking and increase octane.
New York Times(Sep 22, 2016)
Thanks in large part to Needleman's work, the US began phasing out tetraethyl lead in 1975, and most of the planet followed suit.
BBC(Oct 11, 2014)
He created tetraethyl lead - a compound that would make car engines more efficient than ever.
BBC(Apr 20, 2014)
n a clear oily poisonous liquid added to gasoline to prevent knocking
Syn|Hyper
lead tetraethyl
antiknock
any of various compounds that are added to gasoline to reduce engine knocking
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