1. Phytochemistry is a branch of science that focuses on the study of plant chemicals and their biological activities.
植物化学是一门专注于研究植物化学物质及其生物活性的科学分支。
2. Many medicinal herbs contain compounds that have been identified through phytochemistry research.
许多草药中含有通过植物化学研究确定的化合物。