A light-transmitting display panel, comprising an array substrate; and a light-emitting layer positioned on the array substrate, the light-emitting layer comprising a plurality of repeated units, a plurality of first electrodes (411, 412, or 413) of a plurality of sub-pixels in the repeated units being arranged in a pattern, and a combination of graphic parameters and position parameters of the first electrodes (411, 412, or 413) arranged in the pattern enabling a ratio of zero-order diffraction spot energy of the light-transmitting display panel to light transmission energy of the light-transmitting display panel to be greater than or equal to 85%, characterized in that each of the repeated units comprises a first pixel group and a second pixel group distributed along a first direction, the first pixel group comprises a first color sub-pixel, a second color sub-pixel, and a third color sub-pixel distributed along a second direction, the second pixel group comprises a third color sub-pixel, a first color sub-pixel, and a second color sub-pixel distributed along the second direction, and the first direction intersects the second direction; and wherein an orthographic projection of a first electrode of the first color sub-pixel and an orthographic projection of a first electrode of the third color sub-pixel on the array substrate are circles, and an orthographic projection of a first electrode of the second color sub-pixel on the array substrate is an ellipse and wherein a diameter of the first electrode of the first color sub-pixel ranges from 5μm to 25μm, a diameter of the first electrode of the third color sub-pixel ranges from 8μm to 30μm, a long axis of the first electrode of the second color sub-pixel ranges from 10μm to 30μm, and a short axis of the first electrode of the second color sub-pixel ranges from 8μm to 20μm. an array substrate; and a light-emitting layer positioned on the array substrate, the light-emitting layer comprising a plurality of repeated units, a plurality of first electrodes (411, 412, or 413) of a plurality of sub-pixels in the repeated units being arranged in a pattern, and a combination of graphic parameters and position parameters of the first electrodes (411, 412, or 413) arranged in the pattern enabling a ratio of zero-order diffraction spot energy of the light-transmitting display panel to light transmission energy of the light-transmitting display panel to be greater than or equal to 85%, characterized in that each of the repeated units comprises a first pixel group and a second pixel group distributed along a first direction, the first pixel group comprises a first color sub-pixel, a second color sub-pixel, and a third color sub-pixel distributed along a second direction, the second pixel group comprises a third color sub-pixel, a first color sub-pixel, and a second color sub-pixel distributed along the second direction, and the first direction intersects the second direction; and wherein an orthographic projection of a first electrode of the first color sub-pixel and an orthographic projection of a first electrode of the third color sub-pixel on the array substrate are circles, and an orthographic projection of a first electrode of the second color sub-pixel on the array substrate is an ellipse and wherein a diameter of the first electrode of the first color sub-pixel ranges from 5μm to 25μm, a diameter of the first electrode of the third color sub-pixel ranges from 8μm to 30μm, a long axis of the first electrode of the second color sub-pixel ranges from 10μm to 30μm, and a short axis of the first electrode of the second color sub-pixel ranges from 8μm to 20μm.