child-bed 短语 词形变化 child-beds 复数 释义与例句 n. 1. Alternative form of childbed. 词汇关系 名词 同义词 6 labor labour confinement lying-in parturiency travail 上位词 4 birth birthing giving birth parturition 部分词 3 asynclitism effacement obliquity 整体词 3 pregnancy maternity gestation