已知图象连续不断的函数\(f\left ( { x } \right )\)的定义域为\(R\)，\(f\left ( { x } \right )\)是周期为\(2\)的奇函数，\(y=\left | { f\left ( { x } \right ) } \right |\)在区间\(\left[ -1,1 \right]\)上恰有\(5\)个零点，则\(f\left ( { x } \right )\)在区间\(\left[ 0,2020 \right]\)上的零点个数为\((\)   \()\)