Una
abbr. 联合国协会（United Nations Association）
🗣️ 情景例句
Oh, please come in.
噢 请进来。
An old fox is not easily snared.
老狐狸难得陷罗网。
She is a workaholic. She always regards work as the most important thing in the world.
她是个工作狂。她觉得工作是世上最重要的事。