This is the 5261st most frequent Russian word.
объемом
"Объемом" means "volume" or "capacity" (instrumental case in Russian).
The word 'объемом' here specifies the measurement or extent of the book's size in terms of pages.
Мы купили книгу объемом сто страниц.
We bought a book containing one hundred pages.
In this sentence, 'объемом' describes the capacity or volume of the trunk.
У этого багажника объемом 500 литров.
This trunk has a volume of 500 liters.
Here, 'объемом' refers to the vase's capacity and indicates a mismatch for its intended use with the bouquet.