Underachieve
vi. 未能充分發揮學習潛力, 學習成績低于智力測驗中所得分數
?? 牛津釋義
underachieve
v[I]
(euph 婉) do less well than was expected, esp in school work 成績未如理想（尤指功課）.
??? 情景例句
Michelle, can I help you with the lemonade?
Michelle，我幫你倒點檸檬汁好嗎？
Bring it on!
我跟你拼了！
I've come to make sure that your stay in Beijing is a pleasant one.
我特地為你們安排使你們在北京的逗留愉快。