呆滞的凝视用英语怎么说？

呆滞的凝视

a glassy stare

glassy

adj. 似玻璃的，像玻璃一样光滑的，（眼神）呆滞的，无生气的；adv. （目光）呆滞地，无生气地；

例句
His glassy eyes and his ashy face were alight in an instant.
他那没光的眼睛和苍白的脸,登时就神采奕奕.

stare

vi. 盯着看，显眼，倒立，直竖起；vt. 凝视，盯着他的眼睛；n. 凝视，瞪视；

例句
His dazed eyes stare at the eels, which still writhe and entwine...
他茫然地盯着仍在翻滚缠绕的鳗鱼。