每日商务英语 第790期: 睁眼瞎

blind as a bat ------ 睁眼瞎（成语）

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英文释义

(IDIOM) Completely blind; unable to move safely.

例句

Without my glasses, I am blind as a bat, so I have two pairs in case I lose one of them.

不戴眼镜，我就成了睁眼瞎，所以我有两副眼镜，以防其中之一丢失。