論爭

argument / debate / controversy

abbr. for 論語|论语[Lun2 yu3], The Analects (of Confucius)

opinion / view / theory / doctrine / to discuss / to talk about / to regard / to consider / per / by the (kilometer, hour etc)

to strive for / to vie for / to argue or debate / deficient or lacking (dialect) / how or what (literary)