dropout

1. N-COUNT If you describe someone as a dropout, you disapprove of the fact that they have rejected the accepted ways of society, for example, by not having a regular job. 离经叛道者[表不满]

...long-haired, dope-smoking dropouts. …蓄着长发，吸着大麻的离经叛道之人。

2. N-COUNT A dropout is someone who has left school or college before they have finished their studies. 辍学者

...high-school dropouts. …中学辍学生。

3. ADJ If you refer to the dropout rate, you are referring to the number of people who leave a school or college early, or leave a course or other activity before they have finished it. 辍学的 (比率); 中途退出的[ADJ n]

The dropout rate among students is currently one in three. 学生的辍学率目前是1/3。