提示：点击例句中的单词，就可以看到词义解释

But it 's hard to conceal a 67500-ton warship .

但要藏起67500吨的军舰绝非易事。

A formidable american warship toured the baltic during the russian exercises .

在俄国军事演习期间，一艘强大的美国军舰巡游了波罗的海域。

Several hundred miles north in baffin bay , greenpeace eco-warriors seeking to halt offshore oil exploration in the arctic faced down a danish warship .

为了阻止北极沿岸地区的石油勘探活动，绿色和平组织的环保勇士们在努克以北几百英里的巴芬湾，成功地驱逐了一艘丹麦战舰。

But some lawmakers argue that he said the same after the cheonan warship was sunk .

但韩国一些议员指出，他在天安舰被击沉后曾说过同样的话。

A frigate is a type of warship often used to protect other vessels .

护卫舰是军舰的一种，常常用于保护其他船只。