blithesome

adj.愉快的,高兴的

快乐的，愉快的

形容词

1. She greeted us with a blithesome smile on her face.
她脸上带着愉快的微笑迎接我们。
2. The blithesome atmosphere of the party lifted everyone's spirits.
派对上快乐的氛围提高了每个人的情绪。