They won't say when the block will be lifted.

他们不愿透露何时恢复互联网通讯。

As the sea steadily flows back, it lifts the huge blocks of ice over their heads.

当海水逐渐回流会托起千斤重的冰块。

Instead, renewable energy is used to lift heavy block of concrete up into the air where it becomes potential energy.

相反，可再生能源被用来将沉重的混凝土块提升到空中，在那里它变成了势能。

So I'm going to try and lift this cement block ten times.

所以我要试着举起这个水泥块十次。

It has also asked the United States to lift a block on more than $9 billion of Afghan central bank money held in foreign countries.

它还要求美国解除对阿富汗中央银行在外国持有的90多亿美元资金的封锁。