In areas where river deltas inject organic material and dissolved trace elements into the sea, for instance, it's not clear how all of the intricately related processes will affect water chemistry.

例如，在有些地区，河流三角洲将有机物质和溶解的微量元素注入海洋，目前还不清楚所有这些错综复杂的相关进程将如何影响水的化学性能。

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The vital question is whether - as and when the cost of bank bailouts is disclosed in the form of the promised proposal to inject capital into all European banks that need strengthening - loans to eurozone countries like Belgium and France will be seen to be more or less at risk.

BBC: Dexia: The burden on Belgian and French taxpayers

First, they're going to inject cash, billions and billions of dollars into all these cash-poor banks so those banks can get back to normal operations again, and that's what was announced in London this morning.

NPR: Euopean Leaders Move Forward On Bailout