This problem is usually down to a change in the server protocol, which means that each client needs to be updated.

此类问题通常可归结为服务器协议的改变，这意味着每个客户端都需要升级。

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In the next part of this series, you will see how to switch from one protocol to another, including a change from an asynchronous invocation to a synchronous one, and vice versa.

在本系列的下一部分中，我们将介绍如何在这三种协议之间进行切换，其中包括交替使用异步调用和同步调用。

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Europe has been pushing to retain structures and systems set up under the Kyoto protocol, the existing global treaty on climate change.

欧洲一直推动保留现有的全球气候变化条约《京都协议书》的结构和系统。

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The protocol contains measures designed to fight climate change.

VOA: special.2010.01.19

That is when governments will meet to hammer out an agreement on climate change to replace the 1997 Kyoto Protocol on gas emissions.

VOA: standard.2009.08.31

The United Nations climate change conference in Copenhagen is intended to create the framework to replace the Kyoto Protocol, which expires in 2012.

VOA: standard.2009.10.13

However, we found no significant interaction between the period of trial enrollment (before vs. after the protocol change) and the benefit in the Mediterranean-diet groups.

FORBES: The Mediterranean Diet: The New Gold Standard?

IHRs have one advantage over treaties like the Kyoto protocol on climate change.

ECONOMIST: The World Health Organisation

In December, he went to Bali to declare that Australia, at last, would ratify the Kyoto protocol on climate change.

ECONOMIST: An apology but no compensation