单词 | basis |
释义 | basisnoun ba·sis ˈbā-səs plural bases ˈbā-ˌsēz 1 : the bottom of something considered as its foundation 2 : the principal component of something Fruit juice constitutes the basis of jelly. 3 a : something on which something else is established or based stories with little basis in reality no legal basis for a new trial still some basis for hope selected on the basis of test scores b : an underlying condition or state of affairs hired on a trial basis He is on a first-name basis with his customers. c : a fixed pattern or system meets with us on a regular basis [=regularly] The department sends reports on a daily basis. [=every day] 4 : the basic principle concepts that form the basis of the country's economic policies 5 mathematics : a set of linearly independent vectors (see vector entry 1 sense 1a) in a vector space such that any vector in the vector space can be expressed as a linear combination of them with appropriately chosen coefficients (see coefficient sense 1) basis nounas in foundation an immaterial thing upon which something else rests the sole basis for the rumor is someone's overactive imagination Synonyms & Similar Words Relevance
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