Addition是一种基础数学运算，它通过将两个或多个数字相加来得出总和。圣女传奇

　　Numbers are everything to Grace Lisa Vandenburg (Teresa Palmer, Message from the King, TIFF ’16). The life of Grace, a Melbourne-based mathematician, is largely governed by her arithmomania, an obsessive-compulsive need to count (three times to ensure accuracy) everything from the poppy seeds on her cake to the bristles on her toothbrush. In a chaotic, sometimes tragic, and con... (展开全部)