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单词
constant
释义
constant
2
NOUN
C
/ˈkɒnstənt/
1
formal
something that always stays the same and never changes 不变的事物
Her friendship is the one constant in his life.
她的友谊是他生命中一个永恒的事物。
2
technical
a number or amount in mathematics that is always the same （数学中的）常数，常量