"Deep knowledge" in Engpsh refers to a comprehensive and thorough understanding of a particular subject or topic. The phrase is often used to describe someone who is an expert in a certain field and has a vast amount of knowledge and experience.
Here are some example sentences in Engpsh and their Chinese translations:
She has deep knowledge of computer programming.
她对计算机编程有着深入的了解。
He demonstrated his deep knowledge of history in the debate.
他在辩论中展示了他对历史的深入了解。
The scientist had a deep knowledge of the intricacies of the human brain.
这位科学家对人类大脑的复杂性有着深入的了解。