汗牛充栋hàn niú chōng dòng

enough books to make the pack-ox sweat or to fill a house to the rafters—an immense collection of books;over abundant
❍ 古今著作，是以汗牛而充栋，但我们可能找出樵夫渔父的著作来？ (《鲁迅选集》Ⅳ—133) Whole cartloads and housefuls of books have been written since ancient times,but can we find any by wood cutters or fishermen?

• overbodice
• overbold
• overbook
• overboot
• overborne
• overbought
• overbrash
• overbrilliant
• overbuy
• overcapitalize
• overcareful
• overcarrying
• overcast
• overceiling
• overcentralize
• overcentralized
• over-certify
• overcharge
• overcharged
• overcheck
• overchoice
• overclaim
• over-cloyed
• overcoat
• overcolour