son explication
His explanation wasn't satisfying.
Son explication n’était pas satisfaisante.
His explanation really isn't clear.
Son explication n’est vraiment pas claire.
His explanation doesn't make sense at all.
Son explication n’a absolument aucun sens.
His explanation was not convincing.
Son explication n’était pas convaincante.
Son explication n’est pas claire.
He was so drunk that his explanation did not make sense.
Il était tellement ivre que son explication n’avait aucun sens.
His explanation was not satisfactory.
Son explication n’était pas satisfaisante.