lengthen

过去式：lengthened

过去分词：lengthened

现在进行时：lengthening

词形变化：

名词: lengthener | 动词过去式: lengthened | 动词过去分词: lengthened | 动词现在分词: lengthening | 动词第三人称单数: lengthens |

同义词：

extend | stretch | elongate | prolong | draw out | grow | increase | pull out | drag out | continue | amplify | aggrandize | draw | out |

反义词：

shorten |

词义辨析：

同义:

vt.加长; 延长

stretch

extend

draw out

continue

prolong

同义参见:

elongate

aggrandize

amplify

反义:

vt.vi.(使)加长; (使)延长

shorten

abridge

curtail

terminate

反义参见:

abbreviate

decrease¹