phlegmatic

形容词 phlegmatic:

1. showing little emotion
   同义词：phlegmatical

1. The British character is often said to be phlegmatic.
   英国人的性格常说成是冷漠的。
2. Commuting in the rush-hour requires a phlegmatic temperament.
   在上下班交通高峰期间乘坐通勤车要有安之若素的心境。

phleg.mat.ic

adj.（形容词）
Of or relating to phlegm; phlegmy.
痰的：痰的，有关痰的；含痰的
Having or suggesting a calm, sluggish temperament; unemotional.
迟钝的，冷淡的：有或暗含沉着、迟缓性情的；不动感情的

来源：
Middle English fleumatik
中古英语 fleumatik
from Old French fleumatique
源自 古法语 fleumatique
from Late Latin phlegmaticus [full of phlegm]
源自 后期拉丁语 phlegmaticus [充满痰的]
from Greek phlegmatikos
源自 希腊语 phlegmatikos
from phlegma phlegmat- [heat, the humor phlegm]
源自 phlegma phlegmat- [热量，体液]
from phlegein [to burn] * see bhel-
源自 phlegein [燃烧] *参见 bhel-

【引伸】
phlegmat.ically
adv.（副词）