blank造句

Write your letter and seal it in a blank envelope.
信写好后把它装进空白信封里封好。

They drew a blank in their search for the driver.
他们四处寻找那个司机，但一无所获。

When they found us guilty, I just went blank.
当他们判定我们有罪时，我的脑子顿时一片空白。

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