1. Congratulations for the new baby!

祝贺喜添丁！

2. Congratulations on the new addition to your family.

祝贺你们家喜添丁。

3. Congratulations on the birth of your child.

祝贺你们家喜添丁。

4. Congratulations on bringing this new beautiful life into this world!

有这么美丽的小生命降生了，恭喜你！

5. I'm really happy for you!

真为你高兴！

6. Good for you!

祝贺你!

其他祝贺语：

1. Congratulations on your engagement.

恭喜你订婚！

2. Congratulations on your promotion!

恭喜你高升！

3. Congratulations on your complete recovery.

祝贺你完全康复！