单词 | relation |
释义 | re·la·tion ![]() n. Idiom: 1. A logical or natural association between two or more things; relevance of one to another; connection: the relation between smoking and heart disease. 2. The connection of people by blood or marriage; kinship. 3. A person connected to another by blood or marriage; a relative. 4. The way in which one person or thing is connected with another: the relation of parent to child. 5. relations a. The mutual dealings or connections of persons, groups, or nations in social, business, or diplomatic matters: international relations. b. Sexual intercourse. 6. a. The act of telling or narrating. b. A narrative; an account. 7. Mathematics A correspondence between two sets, consisting of a set of ordered pairs, the first element of each of which is from the first set, and the second element of each of which is from the second set. If A = {1,2} and B = {3,4}, then {(1,3), (1,4)} is a relation from A to B. 8. Law The principle by which an action done on a certain date is treated as having been done on an earlier date. Also called relation back. in relation to In reference to; in connection with: This letter from the bank is in relation to your mortgage. |
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