 When you quote and you use a word(s) that is not in the quotation itself, put the word(s) in square brackets [ ] .  Note how quotations are used to support arguments and how they are integrated into an argument in sample essays. . Citing Page References  Always write the page reference after your quotation.
Reverse-engineer definition, to study or analyze (a device, as a microchip for computers) in order to learn details of design, construction, and operation, perhaps to produce a copy or an improved version. See more.
Definition of reverse for English Language Learners : to change (something) to an opposite state or condition : to cause (something, such as a process) to stop or return to an earlier state