n.安定药，镇静剂

原形：tranquillizer复数：tranquillizers

The vet administered a tranquillizer to calm the agitated dog.
翻译：兽医给那只躁动的狗注射了镇静剂。
Before the surgery, the patient was given a tranquillizer to help reduce anxiety.
翻译：手术前，患者被给予镇静剂以帮助减轻焦虑。
The zookeeper used a tranquillizer dart to safely immobilize the escaped lion.
翻译：动物园管理员使用了镇静剂飞镖安全地使逃脱的狮子瘫痪。
She took a tranquillizer to ease her nerves before her big presentation at work.
翻译：她在工作中的重要演讲之前服用了镇静剂以缓解紧张情绪。
The psychiatrist recommended a low-dose tranquillizer for managing the patient's insomnia.
翻译：精神科医生建议患者服用低剂量的镇静剂来治疗失眠。
The police officer carried a tranquillizer gun in case they encountered an aggressive animal.
翻译：警察携带了一支镇静剂枪，以防遇到攻击性动物。
After the traumatic event, the victim was prescribed a tranquillizer to help cope with PTSD symptoms.
翻译：创伤事件发生后，受害者被处方了镇静剂以帮助应对创伤后应激障碍症状。
The veterinarian prescribed a tranquillizer for the anxious cat during long car journeys.
翻译：兽医为在长途汽车旅行中焦虑的猫开了镇静剂。
The animal control team tranquilized the bear to safely relocate it back into the wilderness.
翻译：动物控制小组对熊使用了镇静剂，以便安全地将其放归野外。
The doctor suggested a short-term course of tranquillizers to help the patient through a particularly stressful period.
翻译：医生建议患者在特别紧张的时期短期服用镇静剂以缓解压力。