Laser tools and air abrasion are increasingly replacing drills and other tools, but dentists still use lots of picks.

虽然激光工具和空气喷砂机正在迅速取代钻头和其他工具，但牙医们还是要使用大量的凿子。

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CAT scanners, MRI imagers, laser surgical tools and much more — they're based on fundamental laws of physics.

CAT扫描仪、核磁共振成像仪、激光外科手术工具，当然还有很多……它们都是基于物理学的基本原理。

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Meanwhile, we found that the latter one is more suitable for measuring machine tools linear positioning accuracy after inspecting a vertical milling machine by using the laser interferometer.

同时，通过对一台数控铣床的测量后，发现激光干涉仪测量法更适合于机床定位精度的快速评定。

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Bringing in designers equipped with tools like laser cutters, he transformed his booth into a miniature industrial design center and cranked out a series of prototypes for actual products.

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It will be standing room only on the Capitol grounds -- the Secret Service says no lawn chairs, nor umbrellas or signs will be allowed -- and the lengthy list of banned items includes aerosol spray, air horns, coolers, glass, hand tools, laser pointers, pepper spray, strollers, and thermoses.

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One of their tools is a laser that can activate a neuron in the animal's brain.

WSJ: Obama Gives Details of Brain-Research Project