技巧 means "skill" or "technique" and refers to the ability to do something well through practice and expertise. It often appears in contexts describing someone's proficiency in negotiation, sports, art, or other specialized activities.
她的谈判技巧让所有人都很佩服。
tā de tánpàn jìqiǎo ràng suǒyǒu rén dōu hěn pèifú.
Her negotiation skills impressed everyone.
学好做菜需要掌握一些基本的技巧。
xuéhǎo zuòcài xūyào zhǎngwò yìxiē jīběn de jìqiǎo.
Learning to cook well requires mastering some basic techniques.
这本书教你很多实用的写作技巧。
zhè běn shū jiāo nǐ hěn duō shíyòng de xiězuò jìqiǎo.
This book teaches you many practical writing techniques.