tranquillize

例句：

1. 1. The tranquility of the countryside is a welcome respite from the city's noise.
   乡村的宁静是城市喧嚣的一片乐土。
2. 2. The calm before the storm helped to soothe his fears.
   暴风雨前的宁静让他的恐惧得到了缓解。
3. 3.The tranquilizer worked wonders on her anxiety.
   镇静剂对她的焦虑症有奇效。