单词	in a long time
释义	in a long time 好久以来
随便看	land priee monitoring land problem Land problems land processing land producing span land production functions Land production potentiality land productivepotential land productive potential land productive potentiality land productivity land productivity evaluation land product ivity evaluat ion land productivity index land productivity potential Land profit land profits land program land programming land project land projection operation landproperty land property land property appraisal land property management