英文解释： verb: beg persistently and urgently
例句： After weeks of importuning the star to meet for a five-minute interview, the journalist finally got what she wanted.
英文解释： adjective: immune to attack; incapable of being tampered with
例句： As a child, Amy would build pillow castles and pretend they were impregnable fotresses.
英文解释： adjective: not given careful consideration
例句： Marty was improvident, never putting money aside for the future but spending it on decorating the interior of his home.
英文解释： adjective: not wise
例句： Hitler, like Napoleon, made the imprudent move of invading Russia in winter, suffering even more casualties than Napoleon had.
英文解释： adjective: improperly forward or bold
例句： In an impudent move, the defendant spoke out of order to say terribly insulting things to the judge.
英文解释： verb: attack as false or wrong
例句： Though many initially tried to impugn Darwin's theory, in scientific circles today, the is idea taken as truth.
英文解释： verb: attribute (responsibility or fault) to something
例句： He imputed his subpar performance on the test to a combination of stress and poor sleep.
英文解释： adjective: happening by chance or unexpectedly or unintentionally
例句： Although Prohibition was rooted in noble ideals, the inadvertent and costly consequences of making alcohol illegal in the U.S. led its the repeal.
英文解释： noun: total lack of meaning or ideas
例句： Bill's poem was nothing more than a list of impressive sounding words, so there was no point in trying to take meaning from the inanity.
英文解释： adjective: without or deprived of the use of speech or words
例句： Although a brilliant economist, Professor Black was completely inarticulate, a terrible lecturer.