HADR provides an excellent solution for minimizing the impact on a database environment when hardware, network, or software malfunctions or natural disasters occur.
HADR可以在发生硬件、网络或软件故障或者自然灾害时，尽可能减少对数据库环境的影响。
The difficulty is that we cannot predict when large earthquakes will occur with any kind of reliability or precision needed to warn communities of impending disasters.
难点在于，我们不能作出可靠、准确的预测，判断地震何时会发生，以便警示人们灾难的降临。
Disasters at Banks and major financial firms occur when poorly supervised traders lose money in short-term trades and stick them into long-term accounts, hoping that time will bail them out.
很多大银行和大金融机构发生灾难的原因就是他们的交易者没有受到严格监管，亏了钱就想做长线，期望时间会拯救他们。
Sometimes over-farming and soil erosion contribute to drought, but there are also natural disasters that can occur even when soil is carefully preserved.
有时，过度耕种和土壤侵蚀都能造成干旱。但是，尽管有时人们很注意保护土壤，旱灾依然会发生。
Sometimes over-farming and soil erosion contribute to drought, but there are also natural disasters that can occur even when soil is carefully preserved.
有时，过度开垦和水土流失也会导致干旱，但是也有这样的情况，即使是土壤被小心地保护起来了，这样的自然灾害同样会发生。
Sometimes over-farming and soil erosion contribute to drought, but there are also natural disasters that can occur even when soil is carefully preserved.
有时，过度开垦和水土流失也会导致干旱，但是也有这样的情况，即使是土壤被小心地保护起来了，这样的自然灾害同样会发生。
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