What do you mean by sign?

"Sign" refers to a label, a long and narrow piece of paper attached to a sealed bag. From Mai's Official Letter of Rong Zhai's Four Princes and Princes Returning to Ordinary Life: Miscellaneous Notes of Qian Pi's Travel Years: When Wang was promoted to receive favors, a congratulatory letter was sent to the prison, and Wang returned to the book for signing.

Sign a sentence:

1. In order to prevent the marine police from boarding the ship, China fishermen put iron bars in the bow and armed them with axes and iron bars.

They use brushes, shovels and even barbecue sticks to leave every bone on the ground.

After the county magistrate shouted, he threw a sign on the ground.

4. After the elders announced the start, the handyman in the sect began to distribute tickets one by one, so that the disciples could draw lots at random and arrange the competition order.