Nipple
01
a flexible rubber or silicone cap attached to a baby's feeding bottle or pacifier through which the child sucks liquid or air
例
The baby refused the bottle because the nipple was too firm.
02
乳首, ニップル
the round dark area on a person's chest, which from female ones babies can drink milk
例
The baby latched onto the mother 's nipple, eagerly nursing for nourishment.
赤ちゃんは母親の乳首に吸い付き、栄養を求めて熱心に授乳しました。
