lui spiegherebbe

would explain

→ spiegare
spiegh explain + erebbe 3rd-person singular conditional
verb · 3rd-person singular Rare #43,898
would explain Can also mean “would you explain” as a formal address.
IT: Il medico spiegherebbe tutto con calma.
EN: The doctor would explain everything calmly.
Conjugation of spiegare

Lo spiegherebbe in termini più semplici?

Would you explain it in simpler terms?

Come spiegherebbe queste parole?

How would you explain these words?

Spiegherebbe molte cose.

It would explain a lot.

— Star Trek II - L'ira di Khan (1982)

Come spiegherebbe che aveva solo un paio di graffi?

How would he explain that he only had a couple of scratches?

— Non dirlo a nessuno (2006)