| 词汇 | vapid |
| 词根词缀 | 词源： 1650s, "flat, insipid" (of drinks), from L. vapidus "flat, insipid," lit. "that has exhaled its vapor," related to vappa "stale wine," and probably to vapor "vapor." Applied from 1758 to talk and writing deemed dull and lifeless. |
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