feeblemindedness mental deficiency
He´s hopelessly inefficient , but I suppose he means well.
他低能得无以复加, 然而却是出于好心。
—— 辞典例句At worst some egregious minion had conducted a childish private enterprise.
这最多也不过是一批低能的小人物自己干的无聊把戏而已。
—— 辞典例句He was a bit of buffer.
他有点低能。
—— 辞典例句A low rate, of course, stimulates stock buying, while a high rate discourages it.
定金率低能刺激人们购买股票, 定金率高则起限制作用。
—— 给力词典精选I´ve very good mind to shake you severely, for your contemptible treachery, and your imbecile conceit.
我 倒 想狠狠地摇撼你, 就因为你的可鄙的奸诈, 和你那低能的奇想。
—— 辞典例句