yī / shēng / xiàng / xīn / shǒu / mā / ma / jiè / shào / le / bǔ / mǔ / rǔ / de / zhù / yì / shì / xiàng医生向新手妈妈介绍了哺母乳的注意事项。The doctor explained breastfeeding precautions to the new mother.