the baby weighed seven pounds at birth.那婴儿出生时重七磅。单词birth的汉语是什么意思，例句与用法:she gave birth to a fine healthy baby.她生了一个健康漂亮的婴儿。she gave birth (to a healthy baby) last night.她昨天晚上生了（一个健康的婴儿）.birth是什么意思，the father was present at the (moment of) birth.婴儿出生时其父亲在场....
