1. Don't worry, little bub, everything will be okay.
别担心，小宝贝，一切都会好起来的。

2. My bub is growing up so fast, it's hard to believe.
我的宝贝长得真快，很难相信。

3. Can you pass me the bub of water, please?
请把水壶递给我，好吗？

4. The baby let out a loud bub of laughter.
小宝宝发出了一阵大笑声。

5. I love cuddling with my little bub before bedtime.
睡前我喜欢和我的宝贝亲热。

6. The bub of excitement in the room was palpable.
房间里弥漫着一种令人激动的气氛。