An anode material, characterized in that , the anode material meets the following relationship equations: 0.8 ≤ 0.06 × Dv 50 2 − 2.5 × Dv 50 + Dv 99 ≤ 12 and 1.2 ≤ 0.2 × Dv 50 − 0.006 × Dv 50 2 + BET ≤ 5 , wherein Dv50 represents a value in the volume-based particle size distribution of the anode material that is greater than the particle size of 50% of the particles, Dv99 represents a value in the volume-based particle size distribution of the anode material that is greater than the particle size of 99% of the particles, and BET is a specific surface area of the anode material, wherein Dv50 and Dv99 are expressed in μm and BET is expressed in m 2 /g; wherein the anode material comprises natural graphite, artificial graphite, or a combination thereof, wherein at least a part of a surface of the anode material comprises amorphous carbon, wherein the Dv50 ranges from about 4 to about 17 as expressed in μm, the Dv99 ranges from about 15 to about 35 as expressed in μm, and the BET specific surface area ranges from about 1.0 to about 4.0 as expressed in m 2 /g, wherein the particle sizes Dv50 and Dv99 of the anode material are measured by a particle size analyzer, by the following steps: dispersing the anode material in a dispersant; ultrasonicating the obtained solution for 30 min; and testing the obtained sample after adding the obtained sample to the particle size analyzer, and wherein the specific surface area of the anode material is measured by the Brunauer-Emmett-Teller, wherein a Tri Star II specific surface analyzer is used, wherein 3g to 6g of a sample is fed to a sample tube, positioned in a degassing station, heated, evacuated, and then cooled to room temperature after heating and evacuating, wherein after removal, the weights of the sample and the sample tube are measured, and the sample is analyzed in an analysis station, followed by data processing and calculation. wherein Dv50 represents a value in the volume-based particle size distribution of the anode material that is greater than the particle size of 50% of the particles, Dv99 represents a value in the volume-based particle size distribution of the anode material that is greater than the particle size of 99% of the particles, and BET is a specific surface area of the anode material, wherein Dv50 and Dv99 are expressed in μm and BET is expressed in m 2 /g; wherein the anode material comprises natural graphite, artificial graphite, or a combination thereof, wherein at least a part of a surface of the anode material comprises amorphous carbon, wherein the Dv50 ranges from about 4 to about 17 as expressed in μm, the Dv99 ranges from about 15 to about 35 as expressed in μm, and the BET specific surface area ranges from about 1.0 to about 4.0 as expressed in m 2 /g, wherein the particle sizes Dv50 and Dv99 of the anode material are measured by a particle size analyzer, by the following steps: dispersing the anode material in a dispersant; ultrasonicating the obtained solution for 30 min; and testing the obtained sample after adding the obtained sample to the particle size analyzer, and wherein the specific surface area of the anode material is measured by the Brunauer-Emmett-Teller, wherein a Tri Star II specific surface analyzer is used, wherein 3g to 6g of a sample is fed to a sample tube, positioned in a degassing station, heated, evacuated, and then cooled to room temperature after heating and evacuating, wherein after removal, the weights of the sample and the sample tube are measured, and the sample is analyzed in an analysis station, followed by data processing and calculation. <EOS>