imperturbableness

n. 沈着 [网络] 沉着；冷静；沉静

释义与例句

n.
  1. 1.

    The quality of being imperturbable.

    不可数

词汇关系

名词

同义词 2

coolness imperturbability

上位词 1

calmness

词源

From imperturbable + -ness.

来源：wiktionary