| 单词 | safety valve |
| 释义 | safety valve (once / 15614 pages) n WORD FAMILY safety valve: safety valves USAGE EXAMPLESSo the framers created a safety valve on the people’s choice. Washington Post(Nov 24, 2016) While running back Le’Veon Bell may be the best run/catch dual threat in the league, he’s more safety valve than sprinter. Washington Times(Nov 09, 2016) While pro football is by far more popular, baseball is cultural bedrock, a social safety valve for a fractured nation. The Guardian(Oct 29, 2016) n a valve in a container in which pressure can build up (as a steam boiler); it opens automatically when the pressure reaches a dangerous level Syn|Hyper escape, escape cock, escape valve, relief valve regulator any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc. valvecontrol consisting of a mechanical device for controlling the flow of a fluid |
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