当她们暴露于污染的空气之中，污染物便会进入她们的血液并再透过胎盘及脐带进入胎儿的血液循环系统中，严重影响胎儿的成长及发育。
When exposed to ambient air pollution, pollutants will enter a pregnant woman's bloodstream and pollutants can then reach the foetus' circulation through the placenta and umbilical cord.
相比之下，胎儿并没有非常经典的炎症反应。我们知道，母体循环中的细胞因子并不能透过胎盘，因此不能到达胎儿。
By contrast the fetus is not in a very classic inflammatory state and we know that the cytokines which are circulating in the mother cannot cross the placenta so they do not reach the fetus.
当粘连发生，胎盘内血液循环受阻将直接影响胎儿发育。
When placental adherence happens, blood circulation of villus in the placenta could be retard, and then the developing of fetus were affected.
应用推荐