Before we get started on the presentation, allow me to briefly introduce myself.

在我們開始簡報前，請容我簡單自我介紹。

I'm here from express.com to discuss how our services work and how they can benefit your company.

我代表express.com公司來這裡和各位討論本公司的服務是如何運作，以及此服務可以為貴公司帶來什麼好處。

By the end of this presentation, you'll understand why home security systems matter

在簡報的最後，您將會瞭解為何居家安全系統是如此地重要。

Please allow me to end my presentation by summarizing the benefits of our service.

請讓我簡述我們（公司）服務的好處來為簡報作結。

Why don't we take a break for a few minutes？

我們休息幾分鐘如何？

I think I'll close here. Are there any questions？

我想我就此結束。有任何問題嗎？

Would you say that again, please？

能否請您再說一遍？

I could probably guess, but honestly I don't know the exact figure.

我可以試著猜猜，但老實說我不知道確切的數字。

I'm afraid I don't have that information. But if you leave your email address with me, I'll get back to you on that.

我恐怕沒有那項資訊。不過如果您將電子郵件留給我，我之後會回覆您。