Una
abbr. 联合国协会（United Nations Association）
🗣️ 情景例句
Oh, it's so pretty!
噢，它好漂亮！
He has been to America.
他曾去过美国。[表示曾经有过的经验]
Can you try to get them to bring down the price?
你能让他们降点价吗？