1、意思上的区别
licence
n.许可证；许可；放纵；放荡。
vt.特许；发给执照。
license
n.许可证，执照；特许。
vt.同意；发许可证。
2、语种区别
licence是英式英语，英式英语是se结尾。
license是美式英语，美式英语是ze结尾。
例句：
①、licence
Payne lost his driving licence a year ago for drink-driving
佩恩一年前因为酒后驾驶而被吊销了执照。
The ANC claimed the curfew gave licence to the police to hunt people as if they were animals
非国大声称宵禁使得警察肆无忌惮地把人们当动物来抓捕。
②、license
You must obtain a new automobile license when your old one expires.
当旧的汽车牌照满期，你得领取新的。
The government revoked her husband's license to operate migrant labor crews.
政府撤销了她丈夫管理外来打工人群的许可证。
If it doesn't pass muster, a radio station could have its license challenged.
如果不合要求，电台可能会被吊销执照。
同义词解析：
permit
vt.许可，准许；默许，放任；允许，容许。
vi.许可，允许。
n.许可，准许；许可证，执照。
例句：
He can let the court's decision stand and permit the execution
他有权维持法庭判决，批准死刑生效。
The majority of foreign nationals working here have work permits
大多数在这里工作的外国人都有工作许可证。
幸福的小萝卜
