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Take the fastest 3g network today, which can support a download speed of 21 mega bits per second.
拿如今最快的3G网络来说，它支持每秒21兆比特的下载速度。
youdao
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Take the fastest 3g network today, which can support a download speed of 21 mega bits per second.
拿如今最快的3G网络来说，它支持每秒21兆比特的下载速度。
youdao