毕业典礼

1. 我的妹妹刚从中学毕业，毕业典礼是昨晚举行的。
   My sister graduated from high school. Graduation was last night.
2. 我的弟弟刚从中学毕业。毕业典礼是上周举行的。
   My brother graduated form high school. Graduation was last week.
3. 在毕业典礼上，学位被正式颁发。
   At commencement, academic degrees are officially given.
4. 约翰被邀请在毕业典礼上发表演讲。
   John was asked to deliver a speech on the graduation.

业的英语翻译：

典礼的英语翻译：