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- a member of a people of southern Russia, Ukraine, and Siberia, noted for their horsemanship and military skill哥萨克人（生活于俄罗斯南部、乌克兰及西伯利亚, 以马术和军事技能著称）。
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- a member of a Cossack military unit哥萨克轻骑兵。
The Cossacks had their origins in the 15th century when refugees from religious persecution, outlaws, adventurers, and escaped serfs banded together in settlements for protection. Under the tsars they were allowed considerable autonomy in return for protecting the frontiers; with the collapse of Soviet rule Cossack groups have reasserted their identity in both Russia and Ukraine.
- of, relating to, or characteristic of the Cossacks（与）哥萨克人（有关）的; 有哥萨克人特点的。
词源
from Russian kazak from Turkic, 'vagabond, nomad'; later influenced by French Cosaque （see also KAZAKH）.