He is engaged in making preparations for the conference on educational work.

  • 他正忙于筹备教育工作会议.

  • 词典精选例句 2025-01-20 18:15:57

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句