pointlessly
adv. 不相干地；漫无目标地；不得要领地（pointless 的副词形式）
例句
He argued pointlessly with his parents.
他无谓地和父母争论。
《牛津词典》
Chemicals were pointlessly poisoning the soil.
化学物品毫无意义地毒化着土壤。
《柯林斯英汉双解大词典》
Pointlessly, we buy a few to release back into the sea.
我们漫无目的地买了一些去放生。
