一个工具提供用来粉碎白内障的超声波，而且也包含一个真空吸尘器将碎片吸出来。
One tool provides the ultrasound waves that are used to break down the cataract, and also contains a vacuum to hoover out the pieces.
用真空吸尘器好好打扫的话可以把沙土和其他一些碎屑吸出来，但它对染色和污垢就毫无办法了。
A good vacuuming will get up the sand and other loose debris from your car's carpeting, but it won't do diddly for stains or ground-in dirt.
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