形容詞 phlegmatic:

1. showing little emotion
   同義詞：phlegmatical

1. The British character is often said to be phlegmatic.
   英國(guó)人的性格常說(shuō)成是冷漠的。
2. Commuting in the rush-hour requires a phlegmatic temperament.
   在上下班交通高峰期間乘坐通勤車(chē)要有安之若素的心境。

phleg.mat.ic

adj.（形容詞）
Of or relating to phlegm; phlegmy.
痰的：痰的，有關(guān)痰的；含痰的
Having or suggesting a calm, sluggish temperament; unemotional.
遲鈍的，冷淡的：有或暗含沉著、遲緩性情的；不動(dòng)感情的

來(lái)源：
Middle English fleumatik
中古英語(yǔ) fleumatik
from Old French fleumatique
源自 古法語(yǔ) fleumatique
from Late Latin phlegmaticus [full of phlegm]
源自 后期拉丁語(yǔ) phlegmaticus [充滿痰的]
from Greek phlegmatikos
源自 希臘語(yǔ) phlegmatikos
from phlegma phlegmat- [heat, the humor phlegm]
源自 phlegma phlegmat- [熱量，體液]
from phlegein [to burn] * see bhel-
源自 phlegein [燃燒] *參見(jiàn) bhel-

【引伸】
phlegmat.ically
adv.（副詞）