1. 聽(tīng)診器 A stethoscope is an instrument that a doctor uses to listen to your heart and breathing. It consists of a small disc that is placed on your body, connected to a hollow tube with two pieces that the doctor puts in his or her ears.
stethoscope英英釋義
stethoscope是什么意思
noun
1. a medical instrument for listening to the sounds generated inside the body