unobservant
UK/ʌnəb'zɜːv(ə)nt/US/.ʌnәb'zә:vәnt/
C2
释义
adj.
Not noticing things; inattentive
不留意的；粗心的
词根拆分
词根派生un-不，逆转
+
observant对抗，朝向，阻碍
=unobservant
un-（「不」）+ observant = 不善观察的。指向 observant。
例句
- 1.
He's so unobservant that he didn't notice she'd cut her hair.
他太不留意了，连她剪了头发都没发现。