Learn English words and phrases from these stories London's taxi test, pollution-fighting pigeons 伦敦新出租送极地测试、人们利用鸽子对抗环境污染 ...
Narwhal population affected by underwater noise pollution 海洋噪音污染导致一角鲸数量下降 Episode 240122 / 22 Jan 2024 一角鲸是一种头上长有长牙的海洋哺乳动物。
Chinese President Xi Jinping delivered a written speech at the APEC CEO Summit on Friday under the title "Putting the Asia Pacific at the Forefront of the Joint Endeavor for World Development and ...
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