The human brain is divided vertically into two hemispheres.人脑被竖分成两个半球。Draw a diagonal line to divide the square into two triangles.画一条对角线,把正方形分成两个三角形。The equator divides the Earth into two hemispheres.赤道把地球分成两个半球。Congress is still evenly divided on the issue.在这个问题上,国会仍旧分成两个阵营,旗鼓相当。