tranquilizer
US /ˈtræŋ.kwə.laɪ.zɚ/
UK /ˈtræŋ.kwə.laɪ.zɚ/

1.
鎮靜劑, 安定劑
a medicinal drug taken to reduce tension or anxiety.
:
•
The doctor prescribed a mild tranquilizer to help her sleep.
醫生開了一種溫和的鎮靜劑來幫助她入睡。
•
He was given a strong tranquilizer before the surgery.
手術前他被注射了強效鎮靜劑。