Englishfor English speakers
handbook
Noun
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A handbook is a book informing people about rules or giving instructions about how to perform a task.
of
Preposition
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Made using.
It is a house of cards.
overhaul
Noun
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An overhaul is a major repair, remake, renovation, or revision.
The engine required a complete overhaul to run properly.
overhaul
Verb
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If you overhaul something, you make major changes or repairs to it.
instructions
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noun
(= instruction manual)
a manual usually accompanying a technical device and explaining how to install or operate it