You should try doing a load test on a non-production server where you simulate normal usage of your app by large Numbers of users.

你应该试着做一个非生产服务器，你模仿你的应用程序的大量用户正常使用负载测试。

youdao

It's a good idea to simulate actual test-taking conditions when doing a practice round at home.

有一个好方法就是当你在家做练习时来一场模拟真实考试的情境。

youdao

OK. Let's simulate the code. Let's see what it's doing here. All right, so we start off.

让我们看看这里到底做了神马？,好的，我们开始吧。

麻省理工公开课 - 计算机科学及编程导论课程节选

Volvo's U.S. manager of product safety and compliance, Adam Kopstein, says his company's engineers began doing tests to simulate small-overlap crashes in the 1980s after analyzing data collected from car accidents in Sweden and other countries.

WSJ: New Safety Test Puts Car Buyers in a Quandary