But, tranquilisers do not work for everyone.

但是，镇静剂并不是对都有效。

This patient told him that the tranquilisers did not solve her problems.

这位告诉他，镇静剂并没有解问题。

Japanese police are turning to tranquiliser guns in an attempt to prevent wild monkey attacks on residents.

日本警方正配备麻醉枪，试图防止野猴袭击居民。