throttle back

基本解释

The Fed still didn't throttle back -- much.
美联储还不收油门——收得不多。
As telecoms operators and cable companies strain to keep up, they may be tempted to throttle back some bandwidth-hungry applications, such as online video and file-sharing.
通信运营商和光纤公司疲于满足网络需求的增长，所以他们可能会给一些高耗带宽的应用设置限制，例如在线视频和文件共享。
Local governments are encouraging a frenzy of construction to boost their economies -- even as China's central government seeks to throttle back investment that is producing runaway economic growth.
各地政府正不断地通过鼓励建设来推动当地经济——而中央政府却在抑制失控的投资。

Will I have to throttle back on my total transaction count just to make my life livable?
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In turn, they simply throttle back their hydro plants and store more water behind dams for later use.
FORBES: Denmark: 1,000 Megawatts Of Offshore Wind, And No Signs of Slowing Down
Once central bankers are finally forced to confront the inflation they created, they throttle back on the printing press.
FORBES: Deflation Isn't The Enemy