functional tester

例句：

1. 1.The functional tester was responsible for ensuring the product met all necessary standards.
   功能测试员负责确保产品符合所有必要的标准。
2. 2.The engineer used a functional tester to identify any potential issues with the software.
   工程师使用功能测试器来识别软件的潜在问题。
3. 3.The functional tester was able to quickly diagnose and fix the problem, saving the company time and money.
   功能测试员能够迅速诊断并解决问题，为公司节省了时间和金钱。