There have been half-hearted but well-publicized efforts by some food companies to reduce calories in their processed foods, but the Standard American diet is still the polar opposite of the healthy, mostly plant-based diet that just about every expert sa
2015年12月四級真題（第三套）閱讀 Section B
柯林斯高階英漢雙解學習詞典釋義
ADJ-GRADED
半心半意的;不熱心的
If someone does something in a half-hearted way, they do it without any real effort, interest, or enthusiasm.