| 释义 |
hydrometer
UK [haɪ'drɒ.ɪ.tər] US [-drɑ:.mə.tˌɚ] noun countable specialized
■a piece of equipment used to measure the density (= how much matter is contained in a particular quantity) of liquids, especially a long glass tube, closed and with a weight at one end so that it floats upright 液体比重计；浮秤（用于测量溶液密度的仪器，尤指封闭的长试管，一端有砝码，可使液体竖直流动） |