They'd sealed off key roads. We saw bakeries, which dot nearly every street here, they were empty.

他们封锁了主要道路。我们看到，几乎这里每条街上都有的面包店空无一人。

Israel has sealed off roads around Gaza Strip, prompting speculation that it may be preparing a ground offensive.

以色列封锁了加沙地带附近的道路，这使人们猜想以色列可能在为地面攻击做准备。

Listen to how it's used in this clip from a story about sealing roads: In Asia the cost of re-doing roads is very high.

听听它在这个剪辑中是如何使用的，来自一个关于密封道路的故事：在亚洲，重修道路的成本非常高。