然而，拨号用户可能从来没机会体验其真正的优势，因为在许多情形下，Ajax需要在浏览器与服务器之间大量通信。

However, users on dial-up might never be able to experience its real advantages, because in many cases, Ajax requires a lot of communication between browsers and servers.

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腓尼基广泛的贸易需要大量的簿记和通信，而腓尼基人对世界历史最持久的贡献就是在写作领域。

The extensive trade of Phoenicia required much book-keeping and correspondence, and it was in the field of writing that the Phoenicians made their most lasting contribution to world history.

youdao

这导致了大量的通信。

That results in a lot of communication.

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