Endocardium
n. 心内膜\\n[医] 心内膜
🗣️ 情景例句
Dr. Lee's office.
李医生诊所。
Know something like the palm of one's hand.
熟知其事，了如指掌。
recorded for the slumbering scientist the strength of a shock that was too weak to waken him,and the direction from which it came.
由于地震太弱而未惊醒科学家时，就为科学家记录下了地震的强度和地震方向。