英文關鍵字
egg
veins
chicken
yolk
shining
poultry
observing
observation
light
life
lamp
inside
incubator
incubation
duckling
duck
development
developing
darkness
chick
candling
breeding
embryo
incubated
brooding
brooder
new
eggs
英文關鍵字
egg
veins
chicken
yolk
shining
poultry
observing
observation
light
life
lamp
inside
incubator
incubation
duckling
duck
development
developing
darkness
chick
candling
breeding
embryo
incubated
brooding
brooder
new
eggs