| 单词 | gradients | 
| 释义 | gradientnoun  gra·di·ent  ˈgrā-dē-ənt  1  a    : the rate of regular or graded (see grade entry 2 sense transitive 2) ascent or descent : inclination    b    : a part sloping upward or downward   2   : change in the value of a quantity (such as temperature, pressure, or concentration) with change in a given variable and especially per unit distance in a specified direction   3   : the vector sum of the partial derivatives with respect to the three coordinate variables x, y, and z of a scalar quantity whose value varies from point to point   4   : a graded difference in physiological activity along an axis (as of the body or an embryonic field)   gradients nounas in slopesthe degree to which something rises up from a position level with the horizon the path goes up at a pretty steep gradient before leveling off Synonyms & Similar Words Relevance 
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