Extended data:
Wait a minute. Can be interchanged with and so on, and so on, indicating waiting and so on, and so on, indicating that the enumeration is incomplete.
Part of speech, etc. It is an adverb. In the new Oxford Dictionary, it has two meanings. One is used at the end of a list, indicating that similar items are further included (used to indicate that there are other similar things) and so on. We are trying to solve the problem of obtaining necessities, medicines and so on. We are trying to solve the problem of obtaining equipment, medicines and so on.
Second, it means that there are too many lists or you can't give them all by clicking them. For example, we must all do our duty and do our best, and so on. Each of us should do our part, do our part, and so on.