| 释义 |
ech·o·car·di·o·graph AHD[ĕk'ō-kärʹdē-ə-grăf'] D.J.[ˌekəʊˈkɑːdiːəˌgræf]K.K.[ˌɛkoˈkɑrdiəˌgræf]n.（名词）- An instrument that in a painless and noninvasive manner employs the differential transmission and reflection of ultrasonic waves to visualize structural and functional abnormalities of the heart.超声波心动描记器：一种用来显示心脏结构与功能异常的仪器，利用超声波的发送和反射的差异来测探病情而无任何疼痛
ech'ocar'diographʹic adj.（形容词）ech'ocar'diogʹraphy AHD[-ŏgʹrə-fē] （名词） |