unfruitful
a. 不结果实的, 无效果的, 徒然的
词形变化
more unfruitful
比较级
most unfruitful
最高级
释义与例句
adj.
-
1.
Not bearing fruit.
比喻Despite going on for two hours, her search was unfruitful.
词汇关系
词源
From Middle English unfruytful; equivalent to un- + fruitful.
来源：wiktionary