Chekan.
英 'tʃekə | 美
中文n. （俄）契卡（前苏联秘密警察组织）
词根词源
Chekaearly Soviet secret police, 1921, from Russian initials of Chrezvychainaya Komissiya "Extraordinary Commission (for Combating Counter-Revolution);" set up 1917, superseded 1922 by G.P.U.
关键词