noun 下载 🔗分享 吐真剂,诚实药剂。 A psychoactive medication, especially one administered by injection, which supposedly renders a person cooperative and disposed to respond honestly to questions. Examples : "The detective didn't actually use a truth serum; he just made the suspect think he did. " 侦探实际上并没有用吐真剂,他只是让嫌疑人以为自己用了。 medicine mind substance technology police 与AI对话词汇游戏阅读练习