3 sentences

1. 他的下巴上冒出了青青的胡茬。

   tā de xià​ba shàng mào​chū le qīng​qīng de hú chá.

   Stubble was beginning to show on his chin.

   Source: Dong Chinese Dictionary

2. 那个流浪汉满脸胡茬，看起来已经很久没有打理过自己了。

   nà​gè liú​làng​hàn mǎn​liǎn hú chá, kàn​qǐ​lai yǐ​jīng hěn jiǔ méi​yǒu dǎ​lǐ guo zì​jǐ le.

   The homeless man was covered in stubble and looked like he hadn't groomed himself in a long time.

   Source: Dong Chinese Dictionary

3. 他留了很长的胡子。

   tā liú le hěn cháng de hú zi.

   He has grown a very long beard.

   Source: Dong Chinese Dictionary