短语讲解：
1. Coaches full of European travel agents drive though Beijing.
full of充满
例句：The hall was full of people.
大厅里挤满了人。
2. It's the start of a trip to China designed to convince them of the country's tourist potential.
convince of使(某人)认识到, 相信…
例句：We were able to convince the students of the need for wider reading.
我们能让学生们认识到广泛的阅读的必要性。
3. "passengers heading for Shanghai go to ticket gate 9…"
head for朝…进发
例句：He put on his coat and headed for the door.
他穿上大衣向门口走去。
4. Around 100 people from 19 countries took part in the trip, by far the biggest ever organized by TUI China.
take part in参加…, 参与…活动
例句：John takes part in many school activities.
约翰参加很多学校里的活动。
5. Sophie, your sandaled feet are standing on glass which is looking down on skyscrapers hundreds of metres high.
look down on俯瞰(某处)
例句：The church stands on a hill, looking down on the village.
教堂位于一座小山上, 俯瞰着村子。
6. Back on the ground, members of the group sum up their experiences. But were they convinced of the potential of China's tourist market?
sum up总结, 概括
例句：It can be summed up in two words.
这可以用三言两语概括起来。
