It's like having a piece of putty I slam on the wall.

就像拿一块灰油，把它摔在墙壁上。

youdao

Then it used a trick where it increased pressure to slam on a valve.

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Because now is the time to step on the gas, not slam on the brakes.

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If this forced the Fed to slam on the brakes, the virtuous circle could suddenly turn vicious.

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