Since the author‟s unflattering references to her friends were so ________, she was surprised that her allusions were recognized.
句意： 由于作者对于她朋友的引用非常隐晦， 所以她很惊讶她的暗示能被识别出来。 oblique隐晦的。 laudatory称赞的。 obvious明显的。 critical关键的。