同根派生 isometric line相关词英汉例句用作名词 (n.)In the landscape picture, the disappearance of a flux line or other change of topology is a quantum jump over a mountain ridge into a lower valley.在地景图像里,一条通量线的消失或其他拓扑的改变,就代表一个翻越山脊进入低谷的量子跃迁。isometric line更多例句