gé zi
lattice
check (pattern of squares)
pá gé zi
(oral) to write (esp. for a living)
to spell out laboriously on squared paper
huí zhé gé zi
diffraction grating (physics)
dǎ gé zi
to draw a rectangular grid (e.g. of farmland)
to checker
yǎn shè gé zi
diffraction grating (physics)