We rejoice at every victory won by your people.
我们为贵国人民取得的每一个胜利都感到高兴。
The whole family are rejoicing at their unexpected good fortune.
全家为他们意外的好运气而高兴。
We rejoice in his good health.
我们为他的身体健康感到高兴。
The young singer rejoiced in her unexpected success.
年轻的歌手为她意想不到的成功而高兴。
We sincerely rejoice over your victories.
我们为你们的胜利感到由衷地高兴。
They rejoiced over their own emancipation.
他们为自己的解放感到欢欣鼓舞。
rejoice sb at〔in,over〕 sthWe're certainly rejoiced at your new victories.
你们的胜利,的确使我们很高兴。