multiple-birth多胞胎
multiple e birth多胎分娩
Multiple pregnancy and birth多胎妊娠与分娩双胞胎
Multiple Birth Offspring多胎产后代
Multiple Birth Volunteer Support Foundation持基金会
multiple youngs at a birth一窝多子
Term birth multiple newborns足月产多胎新生儿
Premature birth multiple newborns早产多胎新生儿
N（名词） a birth at which two or more children are born at the same time 多胎分娩