The meaning of surname
Explanation:
1. Academic or commercial category: ~ order. Text ~. Manage ~. Major ~. Teeth. Female ~.
2. Units classified by business in the organizational system of government agencies and institutions (lower level than departments, but higher than shares): secretary ~. Finance. There are three general affairs offices.
3, the imperial examination, also refers to the subjects of the imperial examination: ~ field. Deng ~. Open ~ get the cheese.
4. class: sit ~. Get out.
In biology, organisms with the same purpose are divided into several groups according to their similar characteristics, and each group is called a family. For example, conifers are divided into Pinaceae, Taxodiaceae, Cupressaceae and so on. Chicken orders are divided into pheasants, grouse and so on. The following families are genera.
Group words:
Technology [kē jē]?
Technology: high. ~ information. ~ workers.
Subject [xué kē]？
Classification according to the nature of knowledge, such as physics and chemistry in natural science.
Science?
The knowledge system about the development law of nature, society and thinking. It is produced and developed on the basis of people's social practice, and it is a summary of practical experience. There are two categories: natural science and social science, and philosophy is the generalization and summary of them.
Section chief [kē zh m: ng]?
Leaders of the following administrative or technical management units.