打格子

1. • to draw a rectangular grid (e.g. of farmland)
2. • to checker

Character by character

• 打(dǎ)a semantically light, transitive verb that is combined with various grammatical objects to form compound verbs and verb-object phrases with a diverse range of meanings
• 格(gé)square
• 子(zi)noun suffix, as in 椅子 yǐzi "chair"