“尖端”本来的意思是东西最前面又细又尖的地方，比如笔的尖端。

"尖端" originally means the very front part of something that is thin and sharp, like the tip of a pen.

现在人们也常用它来说最新、最先进的技术。

Nowadays, people also often use it to refer to the newest and most advanced technology.