①回声，回波：由于声波反响引起的重复声音，也指超声波，无线电波和雷达波的反射波；②重复，模仿：指重复性运动

n.脑回波图

n.反响,回声

[=echocardiography]超声心动图
[=echoencephalogram]脑回波图,脑超声波图
[=enteric cytopathogenic human orphan(virus)]人肠道细胞病变孤儿(病毒)
[=enterocytopathogenic human orphan(virus)]人体肠道内细胞病变孤儿(病毒)
[=etoposide,cyclophosphamide,hydroxydaunomycin(doxorubicin),and oncovin(vincristine)]鬼臼乙叉苷、环磷酰胺、阿霉素、长春新碱

ˋєko; ˊekou | ˋєko; ˊekou< ech.o >
[次常用字]
<<名词>>
pl. echoes
1 a. 回声
b. (自物体表面反射而造成的) 声音
2 重复; 模仿
a fashion that is an echo of an earlier style 仿效早期时尚的流行风潮
3 遗迹
found echoes of past civilizations while examining artifacts in the Middle East在调查中东的史前古器物时, 发现了旧时文明的遗迹
4 应声虫; 模仿他人的人
5 同感; 共鸣
Their demand for justice found an echo in communities across the nation.他们对於正义的要求在国内的各社区间找到共鸣
6 影响; 反应
Her resignation has echoed throughtout the department.她的辞职影响了整个部门
7 (诗篇中) 音的重复; 音节的重复
8『音乐』(调子, 乐章的) 复奏
9『电子』(由收音机, 雷达接收到的) 反射波
<<动词>>
echoed, echo.ing, echoes
<<及物动词>>
1 回声
2 反覆; 模仿
followers echoing the cries of their leader 上行下效
events that echoed a previous incident in history 历史重演
<<不及物动词>>
1 被反覆; 回响
The shout echoed off the wall. 叫声被墙壁回响过来
The speaker's words echoed in her mind. 演讲者的话在她的心中回荡著
2 回响; 响彻四周
rooms echoing with laughter 房间里充满了笑声

< Ech.o >
<<名词>>
『希腊神话』艾可