At first the parade goes swimmingly, until the crowd realises the balloon will not fit under a traffic light and handlers desperately attempt to move the reindeer around the obstruction.
起初游行走得很顺畅，直到人群发现气球被一个红绿灯卡住，操作手们拼命想让驯鹿越过障碍物。
When I first had the opportunity to travel, I had no idea how easy it was to visit so many countries without obstruction.
当我最初有机会能出国旅行， 我没想到原来我可以这麽轻易的足踏这麽多的国家， 通行无阻；
Conclusion It is very important to distinguish ampullary obstruction form ABP. The first chosen detection method by which to distinguish them is MRCP.
结论区分壶腹部梗阻对ABP治疗至关重要，MRCP宜作为首选的检查方法。
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