n.消灭，根绝...

All door and window is sealed for the extermination of mosquito.为了消灭蚊子，所有的门窗都被封闭起来了。In doing so they were saved from extermination.这样一来却使它们免于绝灭.Children of fourteen were considered " independent " for purposes of transpo...

extermination的音标：extermination的英式发音音标为：[ɪkˌstɜ:mɪ'neɪʃn]extermination的美式发音音标为：[ɪkˌstɜmɪ'neɪʃn]...