excursive
英 [ɪk'skɜːsɪv; ek-]
	    - adj. 离题的;散漫的
 
英英释意
- 1. (of e.g. speech and writing) tending to depart from the main point or cover a wide range of subjects;
 - "amusingly digressive with satirical thrusts at women's fashions among other things"
 - "a rambling discursive book"
 - "his excursive remarks"
 - "a rambling speech about this and that"