She reacted against the mindlessness and luxury of their lives.她对他们生活的盲目和奢侈很反对。...

n.没有思维能力，愚笨，无知，不注意...

mindlessness的音标：mindlessness的英式发音音标为：['maɪdlɪsnɪs]mindlessness的美式发音音标为：['maɪdlɪsnɪs]...