Some pregnant mothers have an instinctive reaction to avoid food or drink that could be harmful to the fetus.They may be revolted by the smell of alcohol or seafood, meat or mushrooms.

• 一些怀孕的母亲会有一些本能反应，拒绝吃可能对胎儿有害的食物和饮品，一闻到酒精或者海鲜、肉和蘑菇等就会感到恶心。