cheerful
/ˈtʃɪəfʊl/adjective
1- noticeably happy and optimistic开心的, 愉快的, 乐观的：
how can she be so cheerful at six o'clock in the morning?
她怎么能在清晨六点就那么开心呢？
a cheerful voice.
欢快的声音。
1.1
- causing happiness by its nature or appearance令人愉快的, 令人振奋的：
cheerful news
令人愉快的消息
the room was painted in cheerful colours.
房间漆成令人振奋的明亮色彩。
派生词