Hi @Jasper_Wang ,
First you need to set category in term store by following steps
https://support.microsoft.com/en-us/office/assign-a-category-page-and-a-catalog-item-page-to-a-term-in-sharepoint-2f8e4278-770b-46f6-922e-be4ac52a1ac8#:~:text=To%20assign%20a%20category%20page%20to%20a%20term%2C%20in%20the,to%20assign%20to%20the%20term.
Then you need to summary page with Highlighted Content web part
Configure the properties of the Highlighted Content web part on the property panel
For search in other language, you need to change your Language and Region settings. Please select the affected language during a search query by following steps
https://learn.microsoft.com/en-us/sharepoint/troubleshoot/search/no-search-results-from-another-language
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