1. Bala is a commonly used word with pinyin chá. Bala is a new word that appeared in modern times. It refers to both small pieces of objects and the incomplete parts of the cracks in the utensils. After extension, it refers to disputes and incidents, such as "looking for quarrels", or things mentioned by others, or just finished talking. words, such as "talking nonsense";

2. Also read as chā, it refers to the short hair that remains or regenerates after shaving or beard. These meanings were also used as "stubble" in the old days.