我收到了朋友的贺电。
wǒ shōudào le péngyǒu de hè diàn 。
I received a congratulatory letter from my friend.
在我的毕业典礼上，许多人发来了贺电。
zài wǒde bìyè diǎnlǐ shàng ， xǔduō rén fā lái le hè diàn 。
At my graduation ceremony, many people sent congratulatory letters.
她在婚礼上收到了许多贺电。
tāzài hūnlǐ shàng shōudào le xǔduō hè diàn 。
She received many congratulatory letters at her wedding.