名词
中文翻译：应急措施
同义词：
['plan B', 'contingency plan', 'fallback plan']
例句：
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1. In case of an emergency, we need to have a contingency measure in place.
万一发生紧急情况，我们需要有一个应急措施。
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2. The company has devised a contingency measure for the unexpected downturn in the market.
公司已经为市场意外下滑制定了应急措施。
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3. The government issued a contingency measure to prevent the spread of the virus.
政府发布了一项应急措施以防止病毒传播。