Word: 老本儿 (lǎoběnr) Traditional: 老本兒 Example sentences using 老本儿 2 sentences, showing page 1 of 1. 书呆子经商，老本儿赔光 shūdāizi jīngshāng, lǎoběnr péi guāng a bookworm goes into business and loses all his capital 杀鸡取蛋,不顾老本儿 shājīqǔdàn,búgù lǎoběnr kill the hen to get the eggs, ignoring the original capital