[计]?带分级结构
... 带反绕 tape backspacing 带分级结构 tape hierarchy 带分类方法 method of tape sorting ...
Other barriers to reporting included workload pressures, red tape and hierarchy, reporting procedures and lack of sensitivity and support from social services and colleagues.
BBC: Many doctors are fearful of reporting suspected abuse
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。