2 sentences

1. 药效发挥后，脸上的红肿开始消退。

   yào​xiào fā​huī hòu, liǎn shàng de hóng​zhǒng kāi​shǐ xiāo​tuì.

   Once the medicine took effect, the swelling on the face began to subside.

   Source: Dong Chinese Dictionary

2. 随着时间的推移，那场风波的影响力逐渐消退。

   suí​zhe shí​jiān de tuī​yí, nà cháng fēng​bō de yǐng​xiǎng​lì zhú​jiàn xiāo​tuì.

   Over time, the influence of that disturbance gradually faded away.

   Source: Dong Chinese Dictionary