购买的成本是非常，非常低的，而实际上，显微镜上的物镜，我们用来观看原子图像的非常强大的镜头， 也都从CD播放机拆下来的。

So this is very, very low-cost to buy, and actually, the objective lens in the microscope, the very powerful lens we use to image the atoms, is also from a CD player.

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超薄探路者观看具有多波段5原子计时，强硬的太阳能发电与测高计，数字罗盘，气压计和温度计。

Slim Pathfinder Watch featuring Multi-Band 5 Atomic Timekeeping, Tough Solar Power, Digital Compass with Altimeter, Barometer and Thermometer.

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