求翻译：英国国旗，俗称“米字旗”，正式称呼是“the Union Flag"，也常常称为“the Union Jack"。Jack是海军用语，指悬挂在舰首的旗帜，英国军舰舰首都悬挂国旗，因而得名。是什么意思？

British flag, commonly known as "Jack", the official title is "the Union Flag", also often referred to as "the Union Jack". Jack is the Navy term for the banner hanging in the bow, the capital of the British warship ship hoisted the national flag, hence the name.

The British flag, commonly known as "jack, official name is " " " The Union Flag, also often referred to as the "the Union Jack". As the Navy's terms, means Jack hoisted the banner in ship first hoisted the national flag, the British warship, capital.

正在翻译，请等待...

United Kingdom flag, commonly known as "m", was officially called "the Union Flag", is often referred to as "the Union Jack". Jack is a naval term, means a banner hung in the bow, United Kingdom naval ship hoisted the national flag in the capital, which got its name.

United Kingdom flags, so-called "miniature flags", formal salutation was "the the Union Flag" has often called "Union Jack the". Jack is a naval term, means a banner hung in the bow, United Kingdom naval ship hoisted the national flag in the capital, which got its name.