单词	vertical line hydrophone
释义	vertical line hydrophone 垂直线水听器
随便看	conception of good conception of good governance conception of harmonious practice conception of harmony conception of history conception of huai river culture conception of justice conception of knowledge conception of land conception of language conception of learning conception of light and shadow conception of literature conception of love conception of love and marriage conception of management conception of marital ethic conception of maritime right conception of market conception of marketing conception of marxism conception of material conception of material production activity conception of math cmatics conception of mathematics