首先，要注意安全…现在，把你们的名字写在实验报告上，然后就可以开始了，如果有什么问题就告诉我。

First of all, pay attention to safety... now, sign your names on the lab record, and after that you can start. If there is any question, just let me know.

youdao

早上好，我想找你们经理说话，不过我不知道他的名字，你能告诉我吗？

Good morning, I want to speak to your manager, but I don't have his name. Could you let me know?

youdao

早上好，我想找你们经理说话，不过我不知道他的名字，你能告诉我吗？

Good morning, I want to speak to your manager, but I don't have his name. Could you let me know?

youdao