dumbness 

英汉解释

n. 无言，沉默

同义词

n. denseness，slow-wittedness

参考例句

1. Don't let love disappear in dumbness.
别让爱消失在沉没中。
2. In particular, the dumbness would appear to be aggravated by stress.
具体来说，压力会上呆滞现象更为严重。
3. Chew, for example, on the idea that "the surest way to smartness is through massive dumbness ".
举例说，试玩味一下这句话：“通往明智的最稳当的道路就是大量的沉默。”

英英解释

n.
  1. the quality of being mentally slow and limited

网络释义

Dumbness
无言;
Tone-dumbness
运动性乐歌不能，运动性音乐不能，乐歌哑; 感觉性乐歌不能，感觉性音乐不能，乐音聋;
dumbness hush mum reserve reticence reticency save one's breath silence
沉默;