The media layer... starting with Core Audio, this is the low-level audio layer; on top of that we've built OpenAL, an industry standard.
Media （多媒体）层 - 和核心Audio一起启动，这是底层Audio（声音）层，更高的层我们建构了产业级标准的OpenAL。
The Source is like a controller for starting and stopping playback of that clip, and modifying other audio properties.
音频源就像是一个控制器，用于启动和停止播放该剪辑，并修改其他的音频属性。
This beige box, with a starting price of $1,565, had a mere 16 kilobytes of memory and used audio cassettes to load and save data.
这个米黄色的盒子，起初的售价为1565美元，只有16KB的内存用录音磁带来传输和存储数据。
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