Ufos
abbr. 不明飞行物（Unidentified Flying Objects）
🗣️ 情景例句
I think it's a good idea, Ellen.
我觉得这是个好主意， Ellen。
He who fears to suffer, suffers from fear.
怕吃苦头的反因怕而吃苦头。
He is swimming across the river.
他正横渡小河。