plethysmograph的翻译，读音
英/pli'θizmә,^rɑ:f/
释义：
n. [医]体积描记器
n a measuring instrument for measuring changes in volume of a part or organ or whole body (usually resulting from fluctuations in the amount of blood it contains)
n a measuring instrument for measuring changes in volume of a part or organ or whole body (usually resulting from fluctuations in the amount of blood it contains)