笔记本电脑的英语是 "laptop computer"。笔记本电脑的名字来源于它的设计，它是一种可以在笔记本上携带的电脑。这种电脑通常比桌面电脑小，并且可以通过电池供电。

一些英文例句：

I love my laptop because I can take it with me wherever I go.

I use my laptop for work, school, and entertainment.

My laptop is lightweight and portable, so it's perfect for traveling.