(of a person) lacking in efficiency or vitality (人)低效的;缺乏活力的,死气沉沉的 a feckless lot of layabouts. 一大堆拖沓沉闷的闲人懒汉。 ■unthinking and irresponsible 轻率的,不负责任的 the feckless exploitation of the world's natural resources. 对世界自然资源的盲目开采。
派生 fecklessly adverb fecklessness noun 语源
late 16th cent.: from Scots and northern English dialect feck (from effeck, variant of effect) + -less