1.A book seems such a simple structure that it feels less invented than self-evident, the innovations behind it hard to see.

self-evident 不言而喻的；不证自明的

The dangers of such action are self-evident.

这样的行动，其危险是明摆着的T7Jgj-x_&%NOw。

2.Is there anywhere on Earth exempt from these swarms of new books?

be exempt from 豁免，免除

Some students are exempt from certain exams.

有的学生可免除某些考试XKh-ElCS5Rgr.3MXwl%。

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