求翻译：二手烟暴露对孕妇及儿童健康造成的危害尤为严重。有充分证据说明，孕妇暴露于二手烟可以导致胎儿猝死综合征和出生体重降低。是什么意思？

Exposure to secondhand smoke is particularly serious for pregnant women and children's health hazards. There is sufficient evidence that pregnant women exposed to secondhand smoke can lead to fetal death syndrome and lower birth weight.

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Two smoke expositions the harm which creates to the pregnant woman and the child health especially is serious.Some ample evidence showed that, the pregnant woman exposes in two smoke may cause the embryo to sudden die the synthesis to draft with the birth body weight reduces.

正在翻译，请等待...

正在翻译，请等待...