ballistocardiograph的翻译，读音
英/bә,listәu'kɑ:diәu^rɑ:f/
释义：
n. [医]心冲击描记器
n a medical instrument that measures the mechanical force of cardiac contractions and the amount of blood passing through the heart during a specified period by measuring the recoil of the body as blood is pumped from the ventricles
n a medical instrument that measures the mechanical force of cardiac contractions and the amount of blood passing through the heart during a specified period by measuring the recoil of the body as blood is pumped from the ventricles