unfruitful

词形变化：

副词: unfruitfully | 名词: unfruitfulness |

同义词：

fruitless | sterile | unsuccessful | unprofitable | unproductive | unrewarding | vain | infertile | barren | bare | childless |

反义词：

fruitful |

词义辨析：

同义参见:

fruitless

反义:

a.不结果的; 不毛的

fruitful