O - antigen in an important component of outer membrane of Gram - negative bacteria.抗原是革兰阴性菌外膜的重要组分.Results In those pathogen there 52 % is Gram - positive bacteria, there 48 % is Gram - negative bacteria.结果致病菌中革兰氏阳性菌占52...
She quickly tendered her resignation.她很快递交了辞呈。This morning, looking harassed and drawn, Lewis tendered his resignation.今天早晨,刘易斯面色憔悴、疲惫不堪地递交了辞呈。He took his wallet from his inside coat pocket and tendered the permit.他从外套内兜...