?无说服力
... 无水物anhydride 无说服力ineloquence 无说服力地ineloquently ...
无说服力
But they worry about descending into a valley of imprecision and ineloquence before they master the alternative tricks and tactics required by any new ascent.
ECONOMIST: Economics focus
词根：ineloquent
adj.
ineloquent不雄辩的；不善言辞的
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。