safety valves

常見例句

That is because it constrains one of the biggest safety valves in America's economy: people's ability to move.
因爲(wèi)它關(guān)閉了美國經(jīng)濟(jì)的一個(gè)最重要的保險(xiǎn)閥門：公衆(zhòng)的流動(dòng)性。
To shut down a reactor, safety valves are opened to release the steam and water is used to then to cool down the reactor core.
關(guān)閉核反應(yīng)堆時(shí)，需要打開安全閥門釋放蒸氣，然後用水冷卻堆心。
There were 100 identical safety valves which were checked.
他們檢查了100個(gè)完全相同的閥門。

"This was one of their safety valves to weed out police calls, " says Jerry.
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Without the safety valves of emigration to Europe, which is getting harder, and families' willingness to support those out of work, Morocco would look far less stable.
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Scared as I watch the impending train wreck of a global economy that is being recklessly driven toward a fiscal and monetary cliff by its political masters—safety valves welded shut, fuel being poured on the fire, desperately trying to outrun a disaster of their own making.
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