Since we have my red laser pointer, we will also try with the red laser pointer, which is centered at wavelength of 700 nanometers.

因为我们有我的红色激光笔，我们也会尝试红色激光笔，它的中心波长是 700 纳米。

youdao

youdao

Then this part among all research centers were of course many many things we invented including the laser printing, the laser printer, but also for example the Internet.

然后在我们所有的研究中心进行的工作,创造的许多东西中也包括激光打印，激光打印机，当然还有因特网。

youdao

Earlier this year, doctors at the Mayo Clinic in Minnesota used MRI-guided laser ablation to remove tumors of the prostate.

VOA: special.2010.11.23

And then since we have my red laser pointer, we will also try with the red laser pointer, which is centered at wavelength of 700 nanometers.

然后因为我们有我的红色激光笔，我们也可以用它试一下，它的波长集中在700纳米处。

麻省理工公开课 - 化学原理课程节选

So this gives you a little bit of an idea of just how many individual photons there are in a laser beam of light. This is a huge number of photons.

这个给你们一点思路关于,一个激光束有多少独立的光子,这是一个巨大的光子数目。

麻省理工公开课 - 化学原理课程节选

The 'toner' used in the laser sintering process is rather more expensive than that found in a laser printer cartridge.

BBC: How tech is transforming jewellery

The high average power infrared Free Electron Laser (FEL) provides intense beams of laser light that can be tuned to atmosphere-penetrating wavelengths.

FORBES: U.S. Navy Pioneers Next-Gen Electric Weaponry

An excimer laser is a type of laser used in eye surgeries.

CNN: Her vision: Better, clearer sight