Word: 地基 (dìjī) 地基 dictionary entry dìjī foundations (of a building); base Full dictionary entry for 地基 Example sentences using 地基 2 sentences, showing page 1 of 1. 盖房子要先打好地基。 Gài fángzi yào xiān dǎ hǎo dìjī. When building a house, you must lay the foundation first. 老房子的地基有多深？ Lǎo fángzi de dìjī yǒu duō shēn? How deep is the foundation of the old house?