birthday Celebrating the anniversary of the day someone was born.In addition to birthday parties, it is common for people to receive gifts. There is also cake to eat at the gathering.另请参见anniversarybirthday cakebirthday partyhappy birthdaybirthday sash 庆祝某人出生的周年纪念日。 除了生日聚会之外，人们收到礼物也是很常见的。聚会时还有蛋糕可以吃。