Allen key
noun
- trademark a spanner designed to fit into and turn an Allen screw〈商标〉艾伦内六角扳手。
词源
1960s: from the name of the manufacturer， the Allen Manufacturing Company， of Hartford， Connecticut.
| 单词 | Allen key |
| 释义 | Allen keynoun
词源 1960s: from the name of the manufacturer， the Allen Manufacturing Company， of Hartford， Connecticut. |
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