pain killer

同根派生

This is a new type of pain killer.
这是一种新的止痛药。
Please give me an injection of pain killer.
请给我打一针止痛针。
This usually settles down with a pain killer such as panadol.
但只需服用止痛药即可立即得到缓解。
With minim flow velocity of pain killer bump, the department developed the research on the observation of the concentration of painkiller medicines.
开展了微量流速止痛泵临床观察血液中止痛药物浓度的研究。
Or they might sues choose to have a local pain killer painkiller and remain the wakeawake.
或者他们可以选择一个局部镇痛保持清醒。