While there are many international standards and regulations in place – most of these are enshrined in the Joint FAO/WHO Food Standards Programme (Codex Alimentarius) – problems can still arise.

虽然有很多国际标准和法规（其中大部分被纳入粮农组织/世卫组织食品标准规划（食品法典委员会）中），但仍会出现问题。

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It responds to many of the problems, which I just mentioned, that arise when aid is unpredictable, uncoordinated, and constantly shifting.

这一行动将应对许多我刚刚提到的由于援助不可预测、不协调和不断变化而产生的问题。

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In many cases it may also involve developing workable and practical solutions when problems arise.

在很多场合下它涉及制定切实可行的方案来解决出现的问题。

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Swooning stockmarkets are a particular headache for British fund managers, who have had too much invested in equities for too long, which is where many of their recent problems arise, and why almost every defined-benefit pension plan is now in trouble.

ECONOMIST: Financial services

With so many commuters owning smartphones, it does show you are willing to discuss problems and issues that are bound to arise with a train network.

BBC: Does social media work for train companies?