mathematician /ˌmæθəməˈtɪʃən/ TEM4

• 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。

• 2. 

  N-COUNT A mathematician is a person who is good at doing calculations and using numbers. 善作数字计算的人

  例：

  I'm not a very good mathematician.

  我不是一个非常善作数字计算的人。