echo

回音、回声

We shouted into the cave and heard a faint echo.

我们朝洞里大喊，听到微弱的回音。

翻版、影子、相似之处常用复数

Her new novel contains clear echoes of her childhood.

她的新小说明显有她童年的影子。

附和、重复的话

His answer was just an echo of what the manager said.

他的回答只是把经理的话重复一遍。

回波

The radar echo showed a large object under the surface.

雷达回波显示水面下有个大型物体。

发出回声、回响

Their footsteps echoed down the empty hallway.

他们的脚步声在空荡的走廊上回响。

重复、附和

The children echoed every word the teacher said.

孩子们把老师说的每个字都重复一遍。

呼应、反映

The report echoes concerns raised by local residents.

这份报告呼应了当地居民提出的忧虑。