array(1) { [474975]=> array(2) { [2]=> array(4) { [0]=> string(9) "鋰電池" [1]=> string(9) "比亞迪" [2]=> string(9) "金屬鋰" [3]=> string(9) "碳酸鋰" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }