2 sentences

1. 因此，包裹被退还给寄件人。

   yīn​cǐ, bāo​guǒ bèi tuì​huán gěi jì​jiàn​rén.

   Thus, the parcel was returned to the sender.

   Source: United Nations

2. 为什么你不在信封上写寄件人地址？

   wèi​shén​me nǐ bù zài xìn​fēng shang xiě jì​jiàn​rén dì​zhǐ?

   Why didn't you write a return address on the envelope?

   Source: OpenSubtitles