profound
单词辨析：
形容具体事物时，指由表及里或由上到下的深度；形容抽象事物时，指内容深奥的或感情深切的。
There was a deep pond behind the house.
房子后面曾经有个很深的池塘。
The conversations between the two philosophers were too deep for me.
那两位哲学家的谈话对我而言太深奥了。
The politician expressed his deep sympathy when he visited the quake-hit area.
那位政治家在访问地震灾区时表示了深切的慰问。
通常指由上到下的深度不可测的。
The scene in which two actors fought on an abysmal cliff gave me a deep impression.
两名男演员在万丈悬崖上打斗的场面给我留下了深刻印象。
多用于形容抽象事物，如影响或效果；指感情深切时可与 deep 换用。
His dance touches upon something profound in the human mind.
他的舞蹈触及了人类内心深处的某种东西。
The director's childhood experience has a profound impact on his film.
这位导演的童年经历深深地影响了他的电影。
They did the research with profound/deep interest.
他们怀着浓厚的兴趣做此项研究。
相关例句：
The article implies profound meaning.
那篇文章的含义很深。
He sighed with profound resignation.
他极其无奈地叹了一口气。
He has a profound knowledge of mathematics.
他数学知识渊博。
His influence has been profound, but it has been indirect.
他的影响是深远的，但不是直接的。
Karouzos's poetry shows a profound preoccupation with the Orthodox Church
卡鲁佐斯的诗歌表明他对东正教的执着。
Colour has a profound, though often subliminal influence on our senses and moods.
颜色会极大地影响我们的感官和情绪，而这种影响常常是潜意识的。