imperturbable [ˌɪmpərˈtɜ:rbəbl]

例句:

• Thomas, of course, was cool and aloof and imperturbable.
  当然，托马斯沉着、冷漠，不易激动。
  
• Wu Sun - fu listened attentively, while his eyes scanned Tu Weiyueh's imperturbable face.
  吴荪甫很注意地听着, 眼光在屠维岳那冷静的脸上打圈子.
  
• Edward was a model of good temper and his equanimity imperturbable.
  爱德华是个典型的好性子,他总是沉着镇定.
  
• Psmith...is elegant in appearance, imperturbable by nature, a magniloquent tease.
  来自F. Donaldson
• Weston looked at her, surprised at the emotion...this normally imperturbable woman was showing.
  来自A. Lewis
• Her hands suddenly came together her right and left hands each doing their own imperturbable thing just like that.
  来自WSJ