confine 側重施加不可逾越的限制，有時暗示束縛、囚禁。
restrict 指把某人或物限制在一定范圍之內。
limit的例句：
1. In some cases there is a mini-mum age limit.
有些情況下有最低年齡限制。
2. They struggled to limit the cost by enforcing a low-tech specification.
他們通過實施低技術規格拼命限制成本。
3. The three month time limit will be up in mid-June.
3個月的限期截至6月中旬。
4. He was nearly three times over the drink drive limit.
他超過醉酒駕駛規定標準快三倍了。
5. A speed limit of 30 mph was introduced in built-up areas.
在建筑密集區域，車速限制為每小時30英里。
6. I think there is an age limit, but I'd have to check.
我覺得有年齡限制，不過我得去核實一下。
7. He was found to be three times over the limit.
他血液中的酒精濃度是允許極限的3倍。