代To replace. To substitute. Take turns. To take the place of. One who replaces. Age. A person's life. Continuing from generation to generation. A long time. Money paid for goods or labor.
乃In other words. For that reason. So. A long time ago. In the past. You. A second-person pronoun for a person of equal or inferior status. The word for "no" is used in particles.
葉Leaf. Something thin and flat, like a leaf. Something shaped like a leaf. a sheet of paper. A unit to count the number of sheets of paper, etc. A unit for counting leaves. A division of time. A unit of counting leaves. The end.
吏A government official. A lower-ranking official. To govern. It is a metaphor for sincerity and hard work, as it originated from a government official who worked hard.