use disorder meaning in English

药物滥用失常

It is used disordered in different areas and it ' s quality is hard to handle , so : ( 1 ) based on former research , this article firstly studies the macroscopic and microscopic characters of s . bifolia , s . cincta and s . erythrosticta
为此： ( 1 )本文在前期研究的基础上首次对二叶獐牙菜( s bifolia ) 、西南獐牙菜( s cincta )与红直獐牙菜( s