n.孙子;孙女;外孙;
例句:
I am my gr's first grandchild.
我是我祖父的第一个孙子.
He lavished kisses upon his grandchild.
他一再地吻他的孙子.
As soon as the old man sees his grandchild his face lights up.
老人一见到孙子就喜笑颜开的.