n.绝热套，保温套，撑板...

He's been fagging away ( at his writing ) all day, it's time he took a rest.他已辛苦 ( 写作 ) 了整整一天, 该休息一下了....

fagging的音标：fagging的英式发音音标为：['fægɪŋ]fagging的美式发音音标为：['fægɪŋ]...