The **literary translation** focuses on works such as novels, poetry, and short stories, requiring creativity and sensitivity to preserve the author's style and emotion. On the other hand, **technical translation** deals with textbooks, scientific books, or manuals, prioritizing the accuracy and clarity of technical terms.

The main challenges include: - Maintaining fidelity to the author's style and voice; - Adapting idiomatic expressions and cultural references; - Preserving the emotion and impact of the original work; - Ensuring the text sounds natural and fluent in the target language.

The time varies depending on the book's size, complexity, and genre. For example, a 300-page novel can take anywhere from a few months to a year, depending on the translator's dedication, the need for research, and the revision and editing process.

Yes, especially for technical, scientific, or academic books. For literary works, the translator needs artistic sensitivity and cultural knowledge, but for technical books, it's essential to master the specific terminology of the field.