formal

• 正式会员

  full member

• 正式社员

  full member of a society

• 正式代表

  official representative

• 正式文本

  official transcript

• 正式声明

  formal statement

• 正式邀请

  formal invitation

• 正式会谈

  official talks

• 正式访问

  official visit

• 正式结婚

  be officially married

• 正式承认

  officially recognize

• 予以正式拒绝

  formally reject