grandma是不是动词

grandma不是动词，是名词，意思祖母，例如：

1.Malcolm worked up the nerve to ask Grandma Rose for some help.马尔科姆鼓起勇气请罗丝奶奶帮点忙。

2.Unfortunately, Grandma always seems to awaken at awkward moments.不幸的是，奶奶好像总是醒来的不是时候。

3.Times have changed since Grandma was young.世易时移，现在已不是祖母年轻时那会儿了。