On the one hand there is some human interpretation required, and on the other there is simple mechanical reading and recording.
这个过程一方面会涉及到一些人的判断和解析，而另一方面，也会涉及到简单机械的阅读和记录。
2
Today, we can still hear Gershwin playing "Rhapsody in Blue." an old mechanical piano recording has been reproduced exactly on this recording.
今天，我们仍然能够聆听格什温演奏的《蓝色狂想曲》，有一张钢琴唱片完整地纪录了他的演奏。
3
Bookkeeping is only a small part of accounting, and probably the simplest part, for it is simply the recording of transactions, and generally it is mechanical.