infertility

名词 infertility:

1. the state of being unable to produce offspring; in a woman it is an inability to conceive; in a man it is an inability to impregnate
   同义词：sterility

in.fer.til.i.ty

n.（名词）
Absent or diminished fertility.
不育：没有生育力或生育能力减低
The persistent inability to conceive a child.
不孕：持续的不能怀孕的能力