但如果婴儿在出生前或降生时感染上艾滋病，症状会在一两年内出现。
Yet symptoms usually develop within the first two years of life in infants infected in the womb or at birth.
从第一次宫缩到婴儿降生的总时间：其他妇女不仅沮丧（而且疲惫），当她们24小时后还没有完全扩张开时。
Total time first contraction to baby: nine hours. Other women are more than disappointed ( and exhausted) when they're still not fully dilated after 24 hours.
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