A phrasal verb is a combination of a verb and a preposition, a verb and an adverb, or a verb with both an adverb and a preposition.
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Is there any book about origins of phrasal verbs' meaning?
In Macmillan dictionary, 3rd meaning of roll up:
[TRANSITIVE] if you roll a car window up, you turn a handle or push a button
so that the window goes up
I've learned 'roll up' below:
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