inattentive
🇺🇸
/ˌɪnəˈtentɪv/
🇬🇧
/ˌɪnəˈtentɪv/
adjective
R
Not focusing or paying attention to something or someone.
He was so inattentive in class that he missed the important lecture.
他上課時太不專心了，以致於錯過了重要的演講。
translation
不專注的