Spoons and spoons in keys are polyphonic characters. When reading "chí", the spoon is a small spoon for scooping soup, such as soup spoon and teaspoon. Something, such as a key, that indicates unlocking when reading "yes". The original meaning of spoon is small spoon, and later teaspoons and spoons evolved from the later "spoon", which also refers to the lock-unlocking device.
Usage of polyphonic words
1, pronunciation can distinguish part of speech from meaning. This kind of polyphonic words is called "staccato" in classical Chinese, accounting for about 80% of all polyphonic words. This kind of polyphonic word should be distinguished and memorized according to different pronunciations.
2. Different usages have different pronunciations and different usages. Such as "thin": báo, which means not thick, generally used alone, pancakes, thin paper; Bó, commonly used as a compound word, is a small gift, rich in the past and thinner than the present; Bo, mint (proper noun)