Sightseeing is best done either by tour bus or by bicycles.最好是乘坐旅游巴士或骑自行车观光。The tourists went sightseeing in the suburbs of the city.游客们游览了市郊.A sightseeing tour of the city is included to help you get your bearings.市区观光游...

一下子看到，看见，瞥见，见...