n.不定积分，原函数...

The indefinite integral is an antiderivative.不定积分是反导数.The graph of the antiderivative of the function is called the integral curve of.函数的原函数的图形称为的积分曲线....

antiderivative的音标：antiderivative的英式发音音标为：[ˌænti:dɪ'rɪvətɪv]antiderivative的美式发音音标为：[ˌæntidɪ'rɪvətɪv]...