他没有许可就进来了。

He came in without a permit.

我们需要许可证才能砍倒这棵树。

We need a permit to fell this tree.

我们正在等待政府的许可。

We are waiting for the government's permit.

运输炸药需要特别的许可证。

Transporting explosive requires a special permit.

许可证的发行比预期的要长。

The issuance of the permit took longer than expected.