On June 6, my mother's birthday, I gave the commencement address at Chelsea's graduation ceremony at Sidwell Friends School.

6月6日是我母亲的生日，在西德维尔朋友中学切尔西的毕业典礼上我发表了演讲。

youdao

All the other graduation events had been canceled, but the commencement ceremony itself was set to go on as planned.

所有其它的毕业活动都被取消，只是学位授予仪式还按计划举行。

youdao

With the ceremony of graduation comes commencement speeches, when often a well-known public figure imparts wisdom to the new graduating class.

有毕业典礼就有演讲，通常，是一位知名公众人物将（他的）智慧告诉给那一届毕业生。

youdao