The formations are very unique and is usually be regarded as a disastrous event. Take “eye wall” and storm cloud as example.

它们的形成很独特，通常被视作是悲惨事件，例如“眼墙”和暴风云。

Americans and warm-hearted people all over the world, young or old, will feel sorrow for this disastrous event and remember it in a very personal way.

美国人民和全世界所有善良的人们，不论长幼，都会为这场悲剧哀悼，会将这可怕的一天永远留存在记忆中。