人类首次用纯化学手段制造出了一种生命体：脊髓灰质炎小儿麻痹菜谱也许是最实用的读物之一。

Man's first pure chemical means to create a life on: Poliomyelitis polio menu may be one of the most useful books.

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人类首次用纯化学手段制造出了一种生命体：脊髓灰质炎小儿麻痹菜谱也许是最实用的读物之一。

Man first pure chemical means to create a life on: Poliomyelitis polio menu may be one of the most useful books.

youdao

《书虫》是一套非常实用的英语读物。

There are a lot of new words in those books;

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