| 词汇 | what do you know about that |
| 词源 | What do you know about that? An Americanism meaning “isn’t that amazing, I would never have believed it,” etc. Some- times heard as “Well, what do you know,” or “How about that!” The earliest appearance of the expression in print was the 1914 novel Perch of the Devil by American author Gertrude Atherton. |
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