Be pregnant is a very natural physiology process, most woman can loosen gently the pine spends 10 months, and suckSmokewoman, incidental gravid complication.

• 怀孕是一个很自然的生理过程，大多数女人都能轻轻松松度过10个月，而吸烟的女人，容易发生妊娠并发症。