苹果回应说他们的许多产品(比如iPod音乐播放器)体积小重量轻。
Apple responds that many of its products (such as the iPod music-player) are small and light.
尽管这款机型性能较低，但由于体积小重量轻，因此可以直接安装在显示器后面。
In return for low performance, it can be mounted on the back of a display.
由于立方体卫星体积小、重量轻，将它们送入地球轨道的成本比传统通信或GPS卫星要低得多。
Because they're so small and light, it costs much less to get a CubeSat into Earth's orbit than a traditional communications or GPS satellite.
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