should disaster strike
万一发生灾难
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Many will doubtless be thrown into panic should a disaster strike.
如有大难临头，很多人会惊慌失措。
youdao
In this apocalyptic frame of mind, your columnist notes that there has been a recent spate of conferences, journal issues and whole volumes examining whether the financial system might be a tad fragile, should disaster strike.
ECONOMIST: It��s not just natural disasters that need preparing for
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