1.生日的英文单词是birthday。作名词意思是生日。
2.用作名词 (n.)I received a set of gardening tools on my birthday.生日那天,我收到一套园艺工具。
3.He gave her an expensive fur for her birthday.他送给她一件昂贵的毛皮衣服作为生日礼物。