形容詞 inattentive:

1. showing a lack of attention or care
2. not showing due care or attention
   同義詞：neglectful

1. Failing to give due heed, care, or attention; inattentive.
   不小心的未給予應(yīng)有的注意小心或關(guān)注的; 不留心的
2. She is inattentive to her guests.
   她對客人招待不周。
3. I am not inattentive to inanimate nature, nor unmindful of the past.
   對無生命的自然我并非不關(guān)心，對過去我也并非不留意。

in.at.ten.tive

adj.（形容詞）
Exhibiting a lack of attention; not attentive.
疏忽的，不注意的：表現(xiàn)缺乏注意力的；漫不經(jīng)心的

【引伸】
in.atten.tively
adv.（副詞）
in.atten.tiveness
n.（名詞）