| 单词 | fifth column |
| 释义 | fifth column ˌfifth ˈcolumn noun [C] ► F0 a group of people who support the enemies of the country they live in and secretly help themThesaurus+: ↑Disloyalty, betrayal and treasonˌfifth-ˈcolumnist noun [C] ► F0 a member of such a groupThesaurus+: ↑Disloyalty, betrayal and treason |
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