flatten

过去式：flattened

过去分词：flattened

现在进行时：flattening

词形变化：

名词: flattener | 动词过去式: flattened | 动词过去分词: flattened | 动词现在分词: flattening | 动词第三人称单数: flattens |

同义词：

level | smooth | flat | squash | fell | crush | floor | plane | raze | ruin | smash | demolish | destroy | overthrow | overcome | squelch | quash | deflate | spread out | lie flat | even out | compress | roll out | knock over | knock down | poleax | poleaxe | KO | deck | lie | spread | out | make | go | stale | become | flatten out | drop |

反义词：

sharpen |

词义辨析：

同义:

v.使平

make flat

flat

level

plane

smooth

spread out

lie flat

v.变平

go flat

become stale

v.摧毁

raze

demolish

destroy

ruin

smash

fell

floor

overcome

overthrow

squelch

squash

quash

crush

deflate