impermanent

词形变化：

名词: impermanence |

同义词：

slippery | fleeting | momentary | extemporaneous | temporary | transitory | transient | passing | evanescent | ephemeral |

反义词：

permanent |

词义辨析：

同义参见:

momentary

extemporaneous

slippery

fleeting

反义:

a.不持久的; 暂时的

permanent