a. full of or characterized by joy
a. 快乐的, 高兴的
1. The joyous celebration brought everyone together.
这个快乐的庆祝活动让每个人团结在一起。
2. She gave a joyous laugh when she heard the good news.
她听到好消息时发出了快乐的笑声。
3. The children were joyous as they played in the park.
孩子们在公园里玩耍时感到非常快乐。