Can you please give a detailed explanation and example on this particular law on negotiable instruments, specifically Sec.161. Thank you.

CHAPTER XIII ACCEPTANCE FOR HONOR Sec. 161. When bill may be accepted for honor. - Where a bill of exchange has been protested for dishonor by non-acceptance or protested for better security and is not overdue, any person not being a party already liable thereon may, with the consent of the holder, intervene and accept the bill supra protest for the honor of any party liable thereon, or for the honor of the person for whose account the bill is drawn. The acceptance for honor may be for part only of the sum for which the bill is drawn; and where there has been an acceptance for honor for one party, there may be a further acceptance by a different person for the honor of another party