4 sentences

1. 雨后园子里的花草长得很旺盛。

   yǔ hòu yuán​zi lǐ de huā​cǎo zhǎng de hěn wàng​shèng.

   After the rain, the plants and flowers in the garden are growing vigorously.

   Source: Dong Chinese Dictionary

2. 目前这种新产品的市场需求非常旺盛。

   mù​qián zhè zhǒng xīn chǎn​pǐn de shì​chǎng xū​qiú fēi​cháng wàng​shèng.

   Market demand for this new product is currently very strong.

   Source: Dong Chinese Dictionary

3. 山顶上有一座古老的寺庙，香火非常旺盛。

   shān​dǐng shàng yǒu yī zuò gǔ​lǎo de sì​miào, xiāng​huǒ fēi​cháng wàng​shèng.

   There is an ancient temple at the top of the mountain that attracts many worshippers.

   Source: Dong Chinese Dictionary

4. 他正值壮年，精力非常旺盛。

   tā zhèng​zhí zhuàng​nián, jīng​lì fēi​cháng wàng​shèng.

   He is in his prime and has great energy.

   Source: Dong Chinese Dictionary