They cannot leave the country without permission.

没有许可他们不得离开这个国家。

《柯林斯英汉双解大词典》

He asked permission to leave the room.

他请求离开房间的许可。

《柯林斯英汉双解大词典》

She begged permission to leave.

她请求允许她离开。

《牛津词典》

Students who violate the terms of their visa - for example, by working off-campus without permission - could be sent home.

VOA: special.2009.01.29

As kids, as babies-- going back to the baby's scene, we give ourselves the permission to be human, we know that it's natural.

孩子和婴儿-,回到婴儿期，我们准许自己为人，我们知道那是自然的。

哈佛公开课 - 幸福课课程节选

And now when I go into a lecture, the nervousness-- because I give myself the permission to be human-- goes away within as little as three hours into the lecture.

现在当我去上课时，紧张感-,因为我准许自己为人-,在课堂进行三小时后会消失。

哈佛公开课 - 幸福课课程节选

Without asking permission--the audacity part--Thrun offered an online version of the class to anyone in the world.

FORBES: Innovation Rules

And 13 states and the District of Columbia have agreed to adopt California greenhouse gas reductions if the permission -- called a waiver -- is granted.

WHITEHOUSE: President Obama: A New Consensus on Auto Emissions

To capture a sense of life in a new destination, many travellers have used zoom lenses and hidden-camera tricks to surreptitiously snap photos of locals without their permission -- and likely -- without their knowledge.

BBC: Taking photographs of people