单词：underachieving
音标：[ˌʌndərə'tʃi:vɪŋ] ；
v. 学习成绩不良, 未能发挥学习潜能（underachieve的现在分词形式）
v perform less well or with less success than expected
词性分布：
underachieving的用法和样例：
例句
- The case for choice is appealing: by allowing parents to send their children to any school in any neighborhood, underachieving schools will be forced to shape up.任意选择[学校]的主意很讨好：允许父母送子女到任何住宅区里的任何学校，可以逼迫成绩落后的学校改进。