Rough and Tumble——混戰

** boisterous, chaotic, uninhibited, and vigorous competition

~~ 毫無保留；不留情面；激烈混戰；混戰；喧鬧；騷亂；追逐打鬧；激烈競爭；亂七八糟

~~ no holds barred; grant no quarter; melee; boisterous; brawl; rowdy; scramble; knockabout; donnybrook

!! By 1832 "Rough and tumble" alludes to an American boxing fight without rules, or where rules are not observed. It means that if you fought "rough" , you might "tumble" your opponent.

到一八三二年，“粗暴和摔倒”暗示一場沒有規則的美國拳擊比賽，或不遵守規則的情況。這意味如果你打得“粗暴”，可能會“摔倒”你的對手。

!! Two citing in 1810 are: "Will you fight fair or take it rough and tumble?" and "in roughing and tumbling it is allowable to peel the skull, tear out the eyes, and smooth away the nose."

一八一○年的兩則引用是：“你會公平競爭還是亂鬥？”和“在亂打時，它允許剝去頭骨，撕掉眼睛，剷滑鼻子”。

>> The rough and tumble of global AI competition pits nations against each other with trade barriers, espionage, and massive subsidies.

全球人工智能競爭激烈，各國在貿易屏障、間諜活動和巨額補貼中相互對抗。

學勤教育中心英語專科導師 李啟文 教 授