並前往https://www.ylsh.mlc.edu.tw/uploads/course_material_file/file/56cbc3ff1d41c86b8a0013f9/ch1-3%E9%84%AD%E6%B0%8F%E6%B2%BB%E5%8F%B0%E6%99%82%E6%9C%9F.doc