The stereo sound we rely on today—two boxes, left and right—is obviously a completely imprecise way to represent the way we hear.
我们现在所使用的立体声音响——两大方形物体，一左一右，对表现我们所听到的声响明显是不够精细的。
2
When shopping for cereal and you see lots of boxes with phrases that sound healthy look for the words "whole grain."
在购买谷类食品时，你看到很多盒子上的词语听起来是健康的，但要寻找“全谷”这个词。
3
The sides of the boxes are only about 40% absorptive (Beranek, 1979) so they provide a substantial return of reflected sound back to the room and to the performers.