1. BACKGROUND: Application of a topical anaesthetic agent may facilitate infiltration of local anaesthetic at haemorrhoidectomy. 背景：在痔切除术中局部麻醉剂的应用可以促进局麻药的渗透。
2. CONCLUSION: Topical anaesthetic and local anaesthesia can be used effectively for haemorrhoidectomy and provide an alternative to general anaesthesia. 结论：对于痔切除术，局部麻醉剂和局部麻醉法均能被有效地使用，是全麻醉以外的又一可选择的方法。
3. Topicality of anaphora is crucial to anaphora's realization of topical relations, and continuity of anaphora influences topical continuity. 回指对衔接关系的实现可从回指形成衔接链的方式得以反映。
4. a topical reference; a topical and timely study of civil liberty. 时事参考；当前对公民自由的热门研究。
5. The method is an innovation that tested the topical inference of subjects that make them judge whether the topical words appeared in the text after they read the text. 实验一以被试在阅读结束后判断主题词是否在文中出现过的方法来测试主题推理能力，这种方法具有一定创新性。
