ferrofluid英ferəʊ'fluːɪd美feroʊ'fluːɪdBNC¹⁷³⁹⁹⁵⁺² 基本例句 n.铁磁流体¹⁰⁰ The substantial200mm pulp cone woofer is used with two25mm soft dome tweeters which feature Ferrofluid cooling and electronic overload protection for extra reliability. 纸浆的大量200毫米低音单元是用于两个25毫米软球顶磁液冷却的功能和额外的可靠性电子过载保护高音。 nbtydz