perfect one's skill assiduously do one's very best to achieve perfection
perfect one's skill assiduously
刻意的用英文怎么说
刻意练习用英文怎么说
刻意训练用英文怎么说
刻托用英文怎么说
刻有用英文怎么说
英语词典收录了最新的汉英词典和英汉词典，总共有200多万个词条，词库仍在不断更新中。
