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n. [医]环锯，环锯术 | vt. 用环锯在……...
菲利普·特里维特
For instance, Ms Trewhitt says that raising the quality of teaching is recognised as having a positive impact on pupil performance.
BBC: School budget cuts 'no harm to standards'
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。