libro en

listen to the pronunciation of libro en
Spanish - English
book in

He wrote a book in China. - Él ha escrito un libro en China.

He usually takes a walk, book in hand. - Él siempre pasea con un libro en la mano.

When you book into a hotel or when you book in, you officially state that you have arrived to stay there, usually by signing your name in a register. He was happy to book into the Royal Pavilion Hotel Today Mahoney booked himself into one of the best hotels in Sydney = check in, check into check out, check out of