Bicycling is a good exercise ; moreover, it is easy to learn.骑自行车是一种很好的锻炼方式, 并且还容易学.She was, and remained, extremely sociable, enjoying dancing, golf, tennis, skating and bicycling.她从过去到现在一直非常热衷于交际，喜欢跳舞、打高尔夫球、打网球、溜冰、骑自行车...
She was, and remained, extremely sociable, enjoying dancing, golf, tennis, skating and bicycling...她从过去到现在一直非常热衷于交际，喜欢跳舞、打高尔夫球、打网球、溜冰、骑自行车。Bicycling is a good exercise; moreover, it doesn't pollute the air.骑自行车是很好的运...