r. in a joyous manner
r. in an unexpectedly lucky way
adv. 幸福地, 快乐地, 幸好
1. She smiled happily when she received the good news.
当她收到好消息时，她开心地微笑了。
2. They danced happily at the wedding celebration.
他们在婚礼庆典上快乐地跳舞。
3. He happily shared his toys with his friends.
他高兴地与朋友们分享他的玩具。