profound

The death of his grandfather had a profound effect on his view of life.

(Chinese) 祖父的去世对他的生活观产生了深远的影响。

The professor is known for his profound insights into ancient Greek philosophy.

(Chinese) 教授以其对古希腊哲学的深刻见解而闻名。

The divers explored the profound darkness of the underwater cave system.

(Chinese) 潜水员们探索了水下洞穴系统那极度的黑暗。

The patient was suffering from profound deafness and could not hear anything at all.

(Chinese) 该患者患有深度耳聋，完全听不见任何声音。