stratagem

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++strat·a·gem /ˈstrætədʒəm/ noun [countable]  formalTRICK/DECEIVE a trick or plan to deceive an enemy or gain an advantage 〔蒙蔽敌人或谋取利益的〕计谋，策略，花招 SYN ploy

Examples from the Corpus

stratagem• A stratagem I learnt early in my life was to hoard every emblem of success and destroy all evidence of failure.• As soon as things get tough our enemies have a clever stratagem.• His stratagem was to cross Riverside Drive and enter the first building, as if he lived there.• Actually, neither stratagem is likely to do much.• As a partial solution, Combined Fleet decided to resort to a special stratagem that had already worked successfully once before.• They fell for the stratagem and the plot was resumed.• A summary of acute therapeutic stratagems is provided in Table 3-4.Origin stratagem (1400-1500) Italian stratagemma, from Latin, from Greek stratagema, from stratagein “to lead an army”, from strategos “general”, from stratos “army” + agein “to lead”

strat·a·gem nounChineseSyllable  

to or a an trick gain Corpus or deceive plan enemy

stratagem
strat‧a‧gem /ˈstrætədʒəm/ noun [countable]formal a trick or plan to deceive an enemy or gain an advantage
   SYN  ploy

strata·gemBrE /ˈstrætədʒəm/ 🔊NAmE /ˈstrætədʒəm/ 🔊 noun (formal) a trick or plan that you use to gain an advantage or to trick an opponent （为取胜或迷惑对手的）计策，计谋