Research findings increasingly show the power of food to treat or reverse diseases, but that does not mean that diet alone is always the solution, or that every illness can benefit substantially from dietary changes.
2018年12月四級真題（第一套）閱讀 Section B
英語六級真題
The care was substantially provided by voluntary services, which worked together with local authorities as they long had with eligibility based on income.
2018年12月六級真題（第二套）聽力 Section C
柯林斯高階英漢雙解學(xué)習(xí)詞典釋義
ADV-GRADED
非常地;巨大地
If something changes substantially or is substantially different, it changes a lot or is very different.
"I'm afraid the film was well over budget""painting the room white made it seem considerably (or substantially) larger""the house has fallen considerably in value""the price went up substantially"