a mild narcotic的用法和样例：
- The juice of this fruit is a mild narcotic.
- The juice of this fruit is a mild narcotic
- Please make my drink a mild one.
- She suffered from a mild stomach disorder.
- It's been a mild winter this year.
- In meetings with government officials to thrash out problems, participants typically chew khat, a mildly narcotic plant that is widely consumed in Yemen but banned in many places around the world.