re.doubt.a.ble
adj.(形容词)Arousing fear or awe; formidable.可怕的:引起害怕或恐惧的;可怕的Worthy of respect or honor.值得尊敬的,名不虚传的:值得尊敬或与其荣誉相符的
来源:Middle English redoubtabel 中古英语 redoubtabel from Old French redoutable 源自 古法语 redoutable from redouter [to dread] 源自 redouter [恐惧] re- [re-] re- [前缀re-] douter [to doubt, fear] * see doubt douter [怀疑,害怕] *参见 doubt
【引伸】
redoubt.ably
adv.(副词)