inarticulateness
无关节
(腕足动物的介壳)无铰
不善言辞
含糊其辞
非言语能表达
说不出话
例句
Once he got well started, his shyness, his awkwardness, his inarticulateness, fell away and he became much more productive in many other ways.
一旦他确实开始后,他的害羞(胆怯)、笨拙、不善表达,统统离开了,他变得更加。