数学家，善作数字计算的人[1]
柯林斯英汉双解大词典
1. N-COUNT A mathematician is a person who is trained in the study of numbers and calculations. 数学家 例： The risks can be so complex that banks hire mathematicians to assess them. 这类风险可以是如此复杂以至于银行雇佣数学家们去评估它们。