Eggshells

n.

蛋壳，易碎的东西( eggshell的名词复数 )；

DDE thins Eggshells of Captive American Kestrels
Biosorption of Cr(III) ions by eggshells
Structure of Eggshells and Water Relations of Reptilian Eggs
Synthesis of hydroxyapatite from eggshells
Heavy metals in avian eggshells: another excretion method
CLASSIFICATION OF FOSSIL EGGSHELLS OF AMNIOTIC VERTEBRATES
Pores in avian eggshells: gas conductance, gas exchange and embryonic growth rate.
Characterization and adsorption properties of eggshells and eggshell membrane.
ULTRASTRUCTURAL AND FUNCTIONAL MORPHOLOGY OF EGGSHELLS SUPPORTS THE IDEA THAT DINOSAUR EGGS WERE INCUBATED BURIED IN A SUBSTRATE
Low-latitude glacial cooling in the Southern Hemisphere from amino-acid racemization in emu eggshells