Meaning of ちんぷんかんぷん in Japanese

Definition of ちんぷんかんぷん

ちんぷんかんぷん(chinpunkanpun) 【珍紛漢紛 ·珍糞漢糞】

(exp, adj-na, n) unintelligible language; incoherent language; talking nonsense; "all Greek to me"; double Dutch; (something) incomprehensible; babble; gibberish; jargon; gobbledygook
その理論は私にはちんぷんかんぷんだ。
The theory is too abstract for me.

彼のかれ演説えんぜつは最初のところが少し理解できたが、残りはちんぷんかんぷんだった。

I could understand the first few sentences, but the rest of his speech was all Greek to me.

その理論りろんは私わたしにはちんぷんかんぷんだ。

The theory is too abstract for me.

I can understand written Spanish just a little but spoken Spanish is Greek to me.

You may be able to read the handwriting on the wall, but it is Greek to me.

アインシュタインの相対性理論そうたいせいりろんは私わたしにはちんぷんかんぷんだ。

Einstein's theory of relativity is Greek to me.