assuredness

Even during the emergency, the pilot spoke with remarkable assuredness, calming everyone on board.

即使在紧急情况下，飞行员说话时也带着非凡的镇定，让机上所有人都平静下来。

用法提示：assuredness 作介词 with 的宾语，是名词，表示‘镇定、沉着’。

Her assuredness in negotiations impressed the whole team.

她在谈判中的自信给整个团队留下了深刻印象。

用法提示：assuredness 作句子的主语，是名词，表示‘自信、沉稳’。

He answered the difficult questions with such assuredness that no one doubted his experience.

他回答难题时如此沉着自信，以至于没有人怀疑他的经验。

用法提示：assuredness 用于 with such ... 结构，是名词，表达‘沉着自信’。