birth用作名词时,多用在不可数名词,偶尔可用作可数名词。
birth
n.出生;诞生;分娩;创始;起源;出身;门第；
复数： births；
例句：
John was present at the birth of both his children.
约翰的两个孩子出生时他均在场。
相关介绍
Please give your name, address and date of birth.
请报姓名、地址和出生日期。
Please state your date and place of birth.
请说明你的出生日期和地点。
It was the study of history that gave birth to the social sciences.
对历史的研究孕育了社会科学。
