n. approval to do something
n. 许可, 允许
[计] 许可, 认可
1. I need permission from my teacher to leave early.
我需要老师的许可才能提前离开。
2. You must get permission before using someone else's work.
你必须在使用他人的作品之前获得许可。
3. The school granted permission for the field trip.
学校批准了这次实地考察的请求。