名词
中文翻译:往返回声
同义词:
['round trip', 'round trip echo', 'round trip echoes']
例句:
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1. The sound ofthe waves echoed through the valley.
海浪的声音在山谷中回荡。
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2.The round trip was a success, with no delays or issues.
这次往返旅行很成功,没有延误或问题。
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3. The round trip echoes of history are still felt today.
历史往返的回声仍然今天感受到。