What is the meaning of the word "Haoli" in the eight-character idiom?

It should be "a slight difference, a thousand miles wrong".

Pronunciation: chā zhī háo lí, miù yǐ qiān lǐ

Definition: millimeter: a small unit of length, ten millimeter is one centimeter. Miss: mistake. Bad: mistake. A tiny error can lead to big mistakes. It is a metaphor for doing anything. You must do it carefully at the beginning. If you do it even slightly wrong, the result will be far different.

Source: "Book of Rites·Jingjing": ""The Book of Changes" says: 'A gentleman should be careful when starting. The difference is as small as a millimeter, but the prediction is thousands of miles away.

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