morphine

/ˈmɔrfin/

an alkaloid narcotic drug extracted from opium; a powerful, habit-forming narcotic used to relieve pain

中文释义：吗啡

Doctors administered morphine to relieve the patient's severe pain.

医生给病人注射吗啡以缓解剧痛。

The use of morphine is strictly controlled due to its addictive nature.

由于吗啡的成瘾性，其使用受到严格控制。