例句
A disposable electrocardiogram machine the size of a Band-Aid monitors a heart patient.
一个邦迪大小的一次性心电图仪器监视着一个心脏病人。
Some countries, such as Italy and Japan, screen young people with the use of an electrocardiogram, which records the electrical signals present in the heart.
一些其他的国家，比如意大利和日本，人们用心电图（ECG或EKG）给年轻人做检查，心电图记录了心脏发出的电信号。