空洞
Void
Hole
Cavity
Voids
cavitation
holes
hollow
Cavities
vacuously
Pore
cavern
inanition
vacuousness
eye
inanity
inane
gassy
cavum
Tensional holes
Cavitiy
pinhole
voiding
solder void
Voids free
Vlids
Missing holes
Vacuous
macro pore
vitriol
Pulmonary cancinous cavity
superplastic deformation
电子空洞
electron phase-space hole