| 释义 | 
		mission-critical in British Englishadjectiveessential for the success of an operation   Examples of 'mission-critical' in a sentencemission-critical  What is the impact on key and mission-critical processes?The engineering support services company's mission-critical services division is extremely exposed to eurozone customers.The preference of government, however, is for continued secrecy over its biggest schemes - what it calls 'mission-critical' projects.Their first idea was a back-up computer for mission-critical projects such as banks, stock exchanges and telephone switching centres.  |