"he asked permission to leave"
1.准许;许可;批准
If someone who has authority over you gives youpermission to do something, they say that they will allow you to do it.
permission的翻译
e.g. He askedpermission to leave the room...
他请求准许离开房间。
e.g. Finally his mother relented and gavepermission for her youngest son to marry...
最后他母亲让步了,准许她的小儿子结婚。
2.许可证;书面许可
Apermission is a formal, written statement from an official group or place allowing you to do something.
e.g. ...oil exploration permissions.
石油勘探许可证
1. 许可权:改变谁的(who)可以有下面的选择:操作符(operator)可以有下面的选择:许可权(permission)可以有下面的选择:这样就使得原本默认的002 umask值改为022. 但是当下次再登录的时候,umask 又会改回到原来的值,