片语
Premature birth newborn female早产女新生儿
premature birth newborn quadruplets早产四胎新生儿
premature laborpremature birth早产
premature delivery[妇产] 早产
premature birth newborn quintuplets早产五胎新生儿
premature low birth weight低出生体重
premature labour早产
premature e birth早产
Thermometers for premature birth早产用温度计
Premature birth multiple newborns早产多胎新生儿
premature birth living child早产活婴
premature labor[妇产] 早产