to argue; to debate; to disagree or be at odds with someone

A unit of weight; one catty. In mainland China, it is exactly 500 grams (0.5 kg). In Taiwan, it is 600 grams. In Hong Kong and Southeast Asia, it is approximately 604.8 grams.

to discuss; to talk about; to research or analyze a topic

unit of weight equal to 50 grams in the modern market system, or 1/16 of a 斤 jīn (catty) in the traditional system