我們可以跟外師互動、聊天，但那時的英文還不夠強，所以有時跟外師聊天有困

我們可以跟外師互動、聊天，但那時的英文還不夠強，所以有時跟外師聊天有困難

結果 (英文) 1:

We can interact and chat with foreign teachers, but English was not strong enough at that time, so sometimes it was difficult to chat with foreign teachers

結果 (英文) 2:

We can interact with foreign teachers, chat, but then the English is not strong enough, so sometimes with foreign teachers chat difficult

結果 (英文) 3:

We can interact and chat with foreign teachers, but the English is not strong enough at that time, so sometimes it is difficult to chat with foreign teachers