France has also deployed two maritime patrol vessels.

法国还部署了两艘海上巡逻艇。

A Venezuelan naval patrol vessel fired on an unarmed Portuguese-flagged cruise ship, the rcgs Resolute, which it claimed was in its waters.

一艘委内瑞拉海军巡逻艇向一艘悬挂葡萄牙国旗的非武装游船“坚决”号开火，称该船位于委内瑞拉海域。

The government says its buying an unspecified number of boats to complement the work of the patrol vessels already in the water.

政府称已购买多艘舰船配合巡逻任务，具体数量并为透露。

The Black Sea is seen as a security risk by Russian authorities, who have closed the waters to all boats except their patrol vessels.

俄罗斯当局视黑海为安全风险, 除了巡逻船外已经封锁了这片水域的所有船只。