drive at something
— phrasal verb with drive us/drɑɪv/verb past tense drove /droʊv/, past participle driven /ˈdrɪv·ən/
to try to explain or say something:
I can’t understand what she’s driving at.
英语词典包含110679条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。