flatten

• 动词，表示使某物变平、压平或平整的动作，也指将事物压缩或使变得平坦。

A verb used to indicate the act of making something flat or level, or of becoming flat.

1. Make flatA2formal

   To make something flat or flatter by pressing, rolling, or smoothing it.

   使变平

   • She flattened the dough with a rolling pin.
   • The storm flattened several trees in the park.
   • He flattened the cardboard box before recycling it.

   同义词compressevengradeironlevelplanepressrollsmoothsquashtamp

   反义词crumplepuffroughenrufflewrinkle

2. B2informal

   To completely defeat or destroy someone or something.

   击溃

   • The team flattened their opponents in the final match.
   • The army flattened the enemy's defenses.
   • The criticism flattened his confidence.

   同义词annihilateclobbercreamcrushdemolishdrubhammermauloverwhelmpastequashroutsquashthrashtrounce

3. Level outB2formal

   To become level or even, especially after a period of increase or decrease.

   趋于平缓

   • The curve flattened after the initial spike.
   • Inflation is expected to flatten by the end of the year.
   • The road flattened as we approached the valley.

   同义词even outlevel offplateausteady

   反义词increaserisesharpensteepensurge

短语动词变体flatten out