英语口语1+1:Out of the blue

【1+1英文】

Angela: "Why did she do that?"
Andy: "I have no idea. It was completely¹ out of the blue."

【1+1中文】

安吉拉：她为什么会那样做呢？
安 迪：我也不知道。突然之间就这样了。

【1+1解析】

It is as if suddenly it started raining on a day when the sky was clear and blue.
中文意思：突然，晴天霹雳

1 completely   

adv.完全地，十分地，全然

参考例句：

• She never completely gave up hope.她从不完全放弃希望。
• I feel completely in the dark on this question.这件事使我感到茫然。