My backtranslation:

According to relevant authorities of Calais, a northern port city in France, police Monday night intercepted more than 2,000 migrants trying to enter Britain through the Channel Tunnel.


BTW, you should say "lose ground" not "loose ground" in your post.

所有跟帖： 

• 謝謝rancho的細心指正，你看我覺得學會了，可其實還是沒有完全掌握：) -beautifulwind- ♀ (38 bytes) () 08/08/2015 postreply 15:43:18