英语语法分析

Dibenzofuran(DF) is one of the model compounds for the study of biodegradation of dioxin-like pollutants.

二苯并呋喃（DF）是研究二英类化合物生物降解的模式化合物之一。

Recent research shows that the computer screen can produce a carcinogenic substance called bromine dibenzofuran, which is harmful to human's health.

近期的研究表明电脑屏幕可以产生一种叫做溴二苯并呋喃的致癌物质。

The improvement of the purity of fluorene is not dependent on the removal of acenaphthene and dibenzofuran, but dependent on the separation of other impurities.

芴纯度的提高主要不是依赖苊、氧芴的去除，而是其它杂质的分离。