profound.
深刻的。
Nor was there any evidence that those who self-enhanced the most (that is, the participants who thought the most positively doctored pictures were real) were doing so to make up for profound insecurities.
也没有证据表明那些自我提升最多的人（即认为经过最多积极修改的照片是真实的参与者）是出于深刻的不安全感而这样做。
The insight that curiosity can drive you to do 14 things is a profound one.
好奇心可以促使你去做 14 件事的洞察是一个深刻的道理。
has profound historical significance
具有深远的历史意义
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。