1. 散漫,无连贯的：excursion 旅行 | excursive 散漫,无连贯的 | excuse 原谅

2. 离题的：cursive草书的a | excursive离题的a | damper抑制因素,泼冷水,n

3. 散漫,离体的：excursion 旅行,远足 | excursive 散漫,离体的 | incur 陷於,惹起

4. 游览：dreary 枯燥的 | excursive 游览 | fertile 肥沃的

adj

1. (of e.g. speech and writing) tending to depart from the main point or cover a wide range of subjects

e.g. 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

Synonym: digressivediscursiverambling