screen
In Italian, the word 'schermo' is used to refer to a screen, such as a computer screen, television screen, or movie screen. It is a noun and can be used in both singular and plural forms ('schermi'). For example, 'Lo schermo del mio computer è rotto' means 'The screen of my computer is broken'.
The screen of my computer is broken.
In this sentence, 'schermo' is used to indicate a computer screen. The verb 'è' (is) introduces the state of the screen which is 'rotto' (broken).
Sometimes I look at the screen for hours.
In this sentence, 'schermo' is directed to any kind of screen like TV or cellphone, where the person watches for hours. 'A volte' means sometimes, 'guardo' is the verb in present tense for 'I watch' & 'per ore' means 'for hours'.
The projector projects the image onto the screen.
In this sentence, 'schermo' refers to a projection screen. 'Proiettore' refers to the projector, 'proietta' is the verb, meaning projects, 'l'immagine' refers to the image and 'sul' is a contraction of 'su' and 'lo' used before masculine nouns (like schermo) starting with z or an s followed by a consonant, it is similar to 'on the' in English.