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- So far, more than 20 natural acridone alkaloids have been isolated from the citrus plant, and they are known to have various functions and bioactivities such as anticancer, antitumour, antivirus, antiproliferation and anti-malaria. 至今已从柑橘类植物中分离得到20多种吖啶酮生物碱，它们在抗癌、抗肿瘤、抗病毒、抗疟疾和抗白血病等方面有重要作用。
- Natural acridone alkaloids 天然吖啶酮生物碱
- Acridone alkaloids, a group of important bioactive compounds, are mainly in the citrus plant of Rutaceae family. 摘要吖啶酮生物碱是一类重要的生物活性物质，芸香科柑橘类植物是天然吖啶酮的主要来源。
- The structure, physiological bioactivities, and biosynthesis of citrus acridone alkaloids are reviewed in the present article. 对柑橘吖啶酮的已有研究多以根茎为实验材料，关于果实中吖啶酮的研究尚无报道。
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- Many natural materials are becoming scarce. 许多天然原料越来越少。
- acridone alkaloid 吖啶酮生物碱
- Our motherland flows with natural resources. 我们祖国蕴藏着丰富的天然资源。
- Events took their natural course. 事态依自然进程发展。
- She has a natural wave in her hair. 她的头发自然卷曲。
- Magnetism is a natural phenomenon. 磁力是一种自然现象。
- It is difficult to be natural when one is tense. 人在紧张的时候很难泰然自若。
- The egoism of an artist sometimes seem natural. 艺术家的自负有时看起来是自然的。
- They used only natural pigments to dye the wool. 他们只用天然颜料染毛织品。
- Children are natural exhibitionists. 儿童天生喜欢自我表现。
- Everything we used was made from natural materials. 我们所用的一切都是由天然材料做成的。
- It's quite natural that you should succeed. 你的成功是很自然的事情。
- He's a natural for the role of Lear. 他是李尔王这一角色的理想人选。
- Most first-class footballers are natural athletes. 多数一流的足球运动员都是天生的健将。
