最密堆积 Traditional 最密堆積 zuì mì duī jī 🔊 close-packing of spheres (math.) + Keep this word Meanings zuì mì duī jī 最密堆積 close-packing of spheres (math.) Its characters 最zuìto the highest degree; (the) most ...; -estHSK 2密mìdense; close; thickHSK 6堆duīto pile upHSK 5积jīto amass; to accumulate; to store upHSK 7–9