showdownn.
英 'ʃəʊdaʊn | 美 'ʃodaʊn
中文n. 摊牌；紧要关头；最后一决胜负
词根词源
showdown (n.)also show-down, 1873 in card-playing (especially poker) a slang term for the act of laying down the hands face-up, from show (v.) + down (adv.). Figurative sense of "final confrontation" is from 1904.
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