1. 他叫喊的回聲震蕩著山谷。
   His echoing cry woke the mountain valley.
2. 這個洞的回聲很大。
   This cave has a good echo.
3. 他們的笑聲在山中產生回聲。
   The hills echoed to the sound of their laughter.
4. 《每日回聲報》擁有讀者逾一千萬人。
   The Daily Echo has a readership of over ten million.
5. 她在山頂上大聲喊著，然后聆聽著回聲。
   She shouted on the mountaintop and listened for the echo.
6. 他的聲音在空蕩的大廳里發(fā)出回聲。
   His voice echoed in the big empty hall.
7. 如果大聲喊，就能聽到回聲。
   If you shout loudly, you'll hear the echo.
8. 山谷中傳回他唱歌的回聲。
   The valley echoed (back) his song.

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