名詞
一種因材施教嘅教育方針；指揾啲叻嘅人出嚟裁培，揾啲唔叻嘅人去補救 an education principle to provide intensive training to top performers and remedial classes to the bottom; literally, to pick the top and salvage the bottom
Examples (粵典–words.hk)
Cantonese
拔尖补底
拔尖補底
bat6 zim1 bou2 dai2
to provide intensive training to top performers and remedial classes to the bottom; literally, to pull up the top and salvage the bottom