求翻译：上午11点，小明骑着自行车到公园里去玩，11点10分小明在河边看河水，11点15分，一个小偷偷走了小明的自行车，11点20分小明发现自己的自行车不见了，便哭着给警察打了电话是什么意思？

At 11 o'clock in the morning, Bob rode a bike into the Park to play, Bob 11:10 along the River in the River, 11:15, a bicycle thief Bob, 11:20 Bob discovered his bike was gone, they cry give police a call