这个unable在这语法怎么解释?它是形容词.for instance,they woule spend too much time attending their family and love ,unable to concentrate on their school work.

这个unable在这语法怎么解释?它是形容词.for instance,they woule spend too much time attending their family and love ,unable to concentrate on their school work.
这个unable在这语法怎么解释?它是形容词.
for instance,they woule spend too much time attending their family and love ,unable to concentrate on their school work.

这个unable在这语法怎么解释?它是形容词.for instance,they woule spend too much time attending their family and love ,unable to concentrate on their school work.
这是形容词短语 作状语 相当于省略being 的现在分词短语 作状语

没有辨法的意思。

例如，他们讲花过多的时间来照顾家人和爱人，不能专注于他们在学校的工作。
unable 是able 反义词，adj.不能的，不会的

concentrate on sth 专心于，集中精力做某事，全神贯注做某事