劍橋詞典learning ways to increase your intelligence , memory , ability to think , etc. 智力開發(fā)，頭腦訓(xùn)練 He runs a course in brain training for older people . 他為年歲大一點(diǎn)的人開設(shè)頭腦訓(xùn)練課。 返回 brain training