Hello Alex,
could you please give some additional details?
What would you like to achieve with the Product Catalog, and how is it displayed instead?
Could you provide a screenshot?
Thank you.

Eric

Product AAAAA has long discription,  BBBBBB has short

Fix Height is ok

if you choose variable height ,, some text disappear, it is not showing whole text

Masinry is not working 

Hello Alex,
variable height is impacted by the size of the cover image, rather than the product's caption, for example: