[1] Word-break allows words to be broken anywhere (mainly for the text of alphabetic words, which is of little significance for Chinese use)

Normal uses the browser’s default line breaking rules

Break-all allows line breaks within words

Keep-all can only be wrapped at half-corner Spaces or hyphens

【2】 Overflow-wrap: break word

If a word cannot be broken so that it overflows, then it can be broken anywhere to avoid overflows.

【 3 】 hyphens: auto

登 记 : Auto: Like adding a broken line (-) to a hyphenation. The hyphen is sometimes used in urls and long words

[4]

line-break: anywhere

line-break: anywhere 

line-break: line-break

[5] White-space handles White space in elements

White-space: pre-wrap Text is wrapped to preserve the sequence of whitespace characters.

[6] word-wrap for long words

Normal only breaks lines at allowed hyphenation points (the browser keeps default processing)

Break-word allows line breaks to be truncated inside long words or URLS