In an engraving method for a laser engraver, an engraving apparatus of the laser engraver performs an engraving for data of a transversal engraving line and then engraves for data of a transversal engraving line in a jumping mode to improve a banding phenomenon and enhance the engraving quality, further the engraving data points of each transversal engraving line can also be engraved in the jumping mode, so as to enhance the overall quality of the engraved object and effectively lower the visual effect of an uneven brightness of traditional laser engravers.