Disconcerting
来自Big Physics
late 17th century (in the sense ‘upset the progress of’): from obsolete French desconcerter, from des- (expressing reversal) + concerter ‘bring together’.
wiktionary
disconcert + -ing
late 17th century (in the sense ‘upset the progress of’): from obsolete French desconcerter, from des- (expressing reversal) + concerter ‘bring together’.
disconcert + -ing