单词	heart conduction
释义	heart conduction 热传导
随便看	principal test section principal tetrahedron principal theorem principal theorem ideal theorem Principal Theory of Social Development principal thing principal tide principal tone principal-to-principal principal to principal transaction principal-to-principal transaction principal to the contract principal trace principal tract principal trade principal trade partner principal trade partners principal trading principal traffic route principal training principal trajectory principal trangulation principal transform principal translation principal transversal