讯号leftventricle: 左心室leftsided heart failuree: 左侧心力衰竭leftventriculardepolarizationvector: 左心室除极向量leftscapuloposteriorlscp: 左肩后leftventricularejectiontime: 左室喷血时间 左心室排血时间下载手机词典可随时随地查词查翻译