adj. 注意的, 留意的
My husband is very attentive when he's at home, but when he's away on business he never even thinks to phone me-out of sight out to mind.
Alert to circumstances; attentive.
You should be attentive to what your parents have said.
He is attentive to his little brother.
(often followed by `to') giving care or attention
taking heed; giving close and thoughtful attention