求翻译：那时，不列颠诸岛和欧洲大陆是连成一片的，英国和法国之间还没有今天的英吉利海峡和多佛尔海峡，莱茵河(the Rhine)与泰晤士河(the Thames)之间尚由其支流相接、今天的英国仍属欧洲大陆的一部分。是什么意思？

At that time, the British Isles and continental Europe are contiguous, the United Kingdom and France today is not between the English Channel and the Strait of Dover, the Rhine (the Rhine) and the Thames (the Thames) is still between its tributary of the phase, the United Kingdom today is still part

At that time, the British Islands and the continent is a between the British and French had not yet today, the English Channel and Dover Channel (the Rhine Rhine) and River Thames Thames) between (the Tasman by its tributaries, the British are still part of the European continent.

At that time, the British Isles and Europe continent was links up into a single stretch, between England and France did not have today English Channel and Straits of Dover, the Rhine River (the Rhine) with Thames River (the Thames) between Shang Youqi the branch docking, today England still is the E

Then, the island of the British Isles and continental was up, United Kingdom and France have not today between the English channel and Dover Strait, the Rhine (the Rhine) and the River Thames (the Thames) by its tributaries, between today's United Kingdom is still part of the continent.

Then, the island of the British Isles and continental was up, United Kingdom and France have not today between the English channel and Dover Strait, the Rhine (the Rhine) and the River Thames (the Thames) by its tributaries, between today's United Kingdom is still part of the continent.