定义
a laser: 激光
- "Horatio : There is a laser in this animal?"
- "Philip : Yeah, do you guys have lasers there?"
- "Great, now hand me the laser."
- "This one is an "optical mouse", which means that it uses a laser to detect the mouse's movement."
- "Dr. Loblaw : Basically we're going to cut a flap of corneal tissue using a knife with an oscillating blade, open it up and remove some tissue beneath the cornea with a laser."
