单词	tabun
释义	tabun noun ta·​bun ˈtä-ˌbu̇n  : an extremely toxic chemical warfare agent C5H11N2O2P similar to sarin in action Example Sentences Recent Examples on the Web The two substances – too toxic to be used as commercial insecticides in agriculture – became known as tabun and sarin. Simon Cotton, Scientific American, 9 Mar. 2018 Word History Etymology German First Known Use 1948, in the meaning defined above Medical Definition tabun noun ta·​bun ˈtä-ˌbu̇n  : a liquid organic phosphorus ester C5H11N2O2P that acts as a nerve gas
随便看	dropping dropping (off) dropping a dime dropping a dime (on) dropping a dime on dropping angle dropping back dropping behind dropping board dropping bottle dropping by dropping dimes dropping fire dropping ground dropping in dropping in (on) dropping in on dropping off dropping out dropping out (of) dropping out of dropping out of sight dropping plate dropping system dropping the ball

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