子嗣

例句：

1. 1. He has no children, so he is left with only his wife and their two grandchildren.
   他没有孩子，所以只剩下他的妻子和他们两个孙子孙女。
2. 2. The couple's eldest son has just become a father, and they are excited to welcome their first child into the world.
   这对夫妇的大儿子刚刚当上了父亲，他们非常期待迎接他们的第一个孩子来到这个世界。
3. 3. The old man passed away without any offspring, leaving behind his wife and their two children.
   这位老人去世时没有留下任何后代，只留下了他的妻子和两个孩子。