unfruitful
adj.不结果实的,不生子女的,无效果的,徒然的,空的
难易程度:
unfruitful为短语/超纲词汇
词形变化:
名词:unfruitfulness 副词:unfruitfully
近义词, 同义词
unproductive inoperative barren infertile unfertile arid sterile unfruitful fallow fruitless unprofitable useless null and void of no effect
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