flatten

压平、弄平、使平坦

She flattened the wrinkled map with both hands.

她用双手把皱皱的地图压平。

变平、变平坦

The dough flattens as it bakes in the oven.

面团在烤箱里烤的时候会慢慢变平。

铲平、摧毁、夷平

The storm flattened dozens of houses along the coast.

那场风暴把沿岸数十栋房屋夷为平地。

打倒、击倒口语

One punch was enough to flatten his opponent.

一拳就足以把对手打倒在地。

使平缓、拉平

Strict measures helped flatten the curve of new infections.

严格的措施有助于让新增感染的曲线变平缓。

降半音音乐

Flatten the third note to get a minor chord.

把第三个音降半音就能得到小调和弦。

变平缓、趋于平稳

The road flattens out once you pass the bridge.

过了桥以后，路就变得平缓了。