bz的短语

例句：

The benzene ring is also seen in other compounds.

苯环在其他化合物中也可以看见。

The benzene ring is also seen in other compounds .

苯环在其他化合物中也可以看见。

The deoxygenated benzene derivative (105) is obtained.

这就得到脱氧的苯衍生物(105)。