4 sentences

1. 你对吗啡过敏吗？

   nǐ duì mǎ​fēi guò​mǐn ma?

   Are you allergic to morphine?

   Source: OpenSubtitles

2. 这只是吗啡。

   zhè zhǐ shì mǎ​fēi.

   It's just morphine.

   Source: OpenSubtitles

3. 那是吗啡吗？

   nà shì mǎ​fēi ma?

   Is that morphine?

   Source: OpenSubtitles

4. 医生给伤者注射了吗啡以减轻痛苦。

   yī​shēng gěi shāng​zhě zhù​shè le mǎ​fēi yǐ jiǎn​qīng tòng​kǔ.

   The doctor injected the injured person with morphine to relieve the pain.

   Source: Dong Chinese Dictionary