2 sentences

1. 鸟儿在秋天会脱毛，换上更厚的羽毛。

   niǎo​r zài qiū​tiān huì tuō​máo, huàn​shàng gèng hòu de yǔ​máo.

   Birds molt in autumn and grow thicker feathers.

   Source: Dong Chinese Dictionary

2. 激光脱毛是一种很受欢迎的长效除毛方法。

   jī​guāng tuō​máo shì yī zhǒng hěn shòu huān​yíng de cháng​xiào chú máo fāng​fǎ.

   Laser hair removal is a popular long-term hair removal method.

   Source: Dong Chinese Dictionary