"开朗"的英文翻译是"outgoing"。这个词来源于英语中的动词"go"，意思是"出去、离开"，而"outgoing"就表示"外向的、积极主动的"。
例句1:
John is an outgoing person, he loves meeting new people and making friends.
(约翰是一个开朗的人，他喜欢结交新朋友)
例句2:
She is outgoing, always eager to try new things and have fun.
(她是个开朗的人，总是渴望尝试新事物和玩乐)