- a colourless oily insoluble liquid used in petrol to prevent knocking. Formula: Pb(C2H5)4
Systematic name: lead tetraethyl
单词 | tetraethyl lead |
释义 | Collins Concise English Dictionary © HarperCollins Publishers:: tetraethyl lead /ˌtɛtrəˈiːθaɪl lɛd/ n
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