| 词汇 | blunder |
| 词根词缀 | 词源： mid-14c., "to stumble around blindly," from O.N. blundra "shut one's eyes," from PIE base *bhlendh- (see blind). Meaning "make a stupid mistake" is first recorded 1711. 词根记忆： v. (因无知等而)犯大错;踉踉跄跄地走n.大错The blunder made the underground instrument undergo an undermining of the thunderbolt.这个失策让地下仪器经受了一次雷电的破坏. |
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