flatten out

• 短语动词，表示经过一段波动或变化之后变得平坦、平稳或稳定下来；也可表示将某物弄平或压平。

A phrasal verb used to indicate the process of becoming level, smooth, or even, or of stabilizing after a period of change.

不可数 · 不及物 · 短语动词，不可分

1. Become level or smoothinformal

   To become flat or level after being curved, bumpy, or uneven.

   变平

   • The road begins to flatten out after the steep hill.
   • He used a roller to flatten out the dough.
   • The terrain gradually flattens out as you approach the coast.

   同义词become flateven outsmooth out

2. Stop increasing or decreasinginformal

   To stop rising or falling and remain at a steady level.

   趋于平稳

   • The infection rate has started to flatten out.
   • After a rapid rise, the stock price began to flatten out.
   • The learning curve flattens out after the initial phase.

   同义词even outlevel offplateau

基本动词flatten