她为她姐姐的生日做了第一个蛋糕。

She made her first cake for her sister's birthday.

youdao

例如，我姐姐的生日是12月9日，她最好的生日是她满9岁的那一年。

So, for example, my sister's birthday is December 9th and her golden birthday would have been the year she turned nine years old.

youdao

例如，我姐姐的生日是12月9日，她的黄金生日本应是她满9岁的那一年的生日。

For example, my sister's birthday is December 9th and her golden birthday would have been the year she turned nine years old.

youdao