un·der·a·chieve

verb

/ˌʌndərəˈtʃiːv/

[intransitive]

Verb Forms

present simple I / you / we / they underachieve	/ˌʌndərəˈtʃiːv/ /ˌʌndərəˈtʃiːv/
he / she / it underachieves	/ˌʌndərəˈtʃiːvz/ /ˌʌndərəˈtʃiːvz/
past simple underachieved	/ˌʌndərəˈtʃiːvd/ /ˌʌndərəˈtʃiːvd/
past participle underachieved	/ˌʌndərəˈtʃiːvd/ /ˌʌndərəˈtʃiːvd/
-ing form underachieving	/ˌʌndərəˈtʃiːvɪŋ/ /ˌʌndərəˈtʃiːvɪŋ/

to do less well than you could do, especially in school work（尤指学习上）未发挥水平，未展现实力
- Too many boys are underachieving at school.太多男孩在学校成绩不佳。