Characteristic
01
特征, 特点
a notable feature or quality that defines or describes something
例子
One characteristic of good friends is loyalty.
02
首数, 整数部分
the whole number part of a logarithm, which represents the exponent of the base when expressing the number in scientific notation
例子
For log₁₀(0.01 ), the characteristic is -2, as 0.01 is equivalent to 10⁻².
对于log₁₀(0.01)，首数是-2，因为0.01等于10⁻²。
characteristic
01
特征的, 独特的
serving to identify or distinguish something or someone
例子
It ’s hard to ignore the characteristic smell of coffee in the morning, especially in this café.
很难忽视早晨咖啡的特有香气，尤其是在这家咖啡馆。
