The opposite of a moving picture? (5,4)

I believe the answer is:

still life

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'picture?' is the definition.
(I know that still life is a type of picture)

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for still life that I've seen before include "Composition" , "Drawing" , "Painting of flowers, fruit, etc" , "work of art" , "Painting genre" .)

I've seen this clue in The Times.

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