"peter out" in Chinese (Simplified)
逐渐消失渐渐结束
Definition
指某事物逐渐变弱、变小，最终消失或结束，通常一开始很强烈。
Usage Notes (Chinese (Simplified))
“Peter out” 为非正式表达，多用于描述活动、趋势或资源逐渐减少直至消失，不用于突然结束的情况。常见于描述“enthusiasm petered out”等。
Examples
The rain finally petered out after several hours.
雨下了好几个小时后终于**逐渐消失**了。
The conversation started lively but soon petered out.
谈话一开始很热烈，但很快就**渐渐结束**了。
Their supplies petered out before help arrived.
他们的补给在救援到来前**耗尽了**。
The crowd’s excitement petered out as the concert dragged on.
随着演唱会持续，观众的兴奋**逐渐消失**了。
Her enthusiasm for the project petered out after a few weeks.
她对这个项目的热情在几周后**逐渐减弱**了。
My energy petered out halfway through the hike.
我在徒步过程中走到一半**渐渐没力气了**。