孕妇在怀孕期间呕吐却从未有过呕吐的声音怎么回事怀孕是干呕还是呕吐？孕初期会出现干呕还是呕吐呢孕期呕吐怎么办怀孕几个月之后不吐孕妇在怀孕期间呕吐却从未有过呕吐的声音怎么回事孕妇在怀孕期间呕吐却从未有过呕吐的声音与个人的体质有关...