2 sentences

1. 这件衬衫需要烫平再穿。

   zhè jiàn chèn​shān xū​yào tàng​píng zài chuān.

   This shirt needs to be ironed before it can be worn.

   Source: Dong Chinese Dictionary

2. 他正在用熨斗烫平衬衫上的褶皱。

   tā zhèng​zài yòng yùn​dǒu tàng​píng chèn​shān shàng de zhě​zhòu.

   He is using an iron to smooth out the wrinkles in his shirt.

   Source: Dong Chinese Dictionary