英语语法分析

Sister is already dumb, and it still fails I eat Coptis?

姐经已系哑巴咗，唔通还得食黄连唔成？

Be abstracted on the research paper of wild Coptis by Chemical abstract.

野生黄连研究成果被美国化学文摘收录。

Objective: To establish the quality control of Coptis of Compound Mixture.

目的：建立黄连复方合剂的质量标准。