单词	tetramethyllead
释义	tetramethyllead noun tet·​ra·​meth·​yl·​lead ˌte-trə-ˌme-thəl-ˈled  : a volatile poisonous liquid Pb(CH3)4 used especially formerly as an antiknock agent Word History First Known Use 1964, in the meaning defined above
随便看	backwardness backwardnesses backwards backwards compatibility backwards compatible backwash backwashed backwashes backwashing backwater backwaters backwearing backwind backwoods backwoodser backwoodsman backwoodsmen backwoodsy backwords backwort backwrap backwraps backy backyard backyarder

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