“祝你 29 岁生日快乐”常见的英语表述有:Happy 29th birthday to you! 或者 Wish you a happy 29th birthday!
“Happy birthday”是“生日快乐”的常用表达。“29th”表示“第 29 个”,用于描述 29 岁的生日。“to you”表示“给你”。“Wish”有“祝愿、希望”的意思。
例如:My friend is turning 29. I said to him: \Happy 29th birthday to you!\(我的朋友 29 岁了。我对他说:“祝你 29 岁生日快乐!”)
再比如:On her 29th birthday, we all shouted: \Wish you a happy 29th birthday!\ (在她 29 岁生日那天,我们都大喊:“祝你 29 岁生日快乐!”)