Like ethanol, butanol is an alcohol. That means each of its molecules contains an oxygen atom as well as the carbon and hydrogen found in an alkane.

和乙醇一样，丁醇也属于醇类，这说明每一个丁醇分子包括一个氧原子和直链烷烃里的那种碳原子、氢原子。

youdao

Like ethanol, butanol is an alcohol.

同乙醇一样，丁醇也是一种乙醇。

youdao

This is also a type of alcohol that can be made by fermenting sugar (though the fermentation is done by a species of bacterium rather than by yeast), and it has some advantages over ethanol.

它也是醇类的一种，可以通过是糖发酵而得（尽管发酵是由细菌而非酵母完成）。 而且与乙醇相比，它确有优势。

youdao

The new butanol is a four-carbon alcohol, whereas ethanol is a two-carbon alcohol.

FORBES: Magazine Article

Later versions of the tool filled small tubes with ethanol alcohol (earning them the name "spirit level") and encased several tubes inside a long, wide body, which could rest on different surfaces.

FORBES: No. 18 The Level

The octane rating of ethanol alcohol is 115.

FORBES: How to Build a Car that Gets 54.5 MPG