约翰被派到第七舰队服务。

John is assigned to the Seventh Fleet.

youdao

作为预防措施，美国方面说其参与救援行动的航母和第七舰队的其他舰船均已转移到另一区域。

As a precaution, the U. S. said the carrier and other 7th Fleet ships involved in relief efforts had shifted to another area.

youdao