“重合”的拼音为：chóng hé...

这两个三角形相重合.The two triangles coincide.这两条线相重合.These two lines coincide with each other.对称中心必须与质量中心重合.A center of symmetry must coincide with the center of mass....

“重合”的英语可以翻译为：coincide，coincidence，reclosing，registration （图像），superposition ...