profound ·adjective (VERY GREAT)
Definition: very great or serious Level: C2
经济改革给这个行业带来了深刻的变化。
The economic reforms have brought about ___profound changes in the industry.
报告强调了该地区持续存在的深刻社会差异。
The report highlights the ___profound social differences that persist in the region.
她的演讲对听众产生了深远的影响，激励了许多人采取行动。
Her speech had a ___profound effect on the audience, inspiring many to take action.