与星系群其它星系之间相互作用的引力潮可能导致了NGC 3190的旋臂不对称地环绕中心，而星系盘也出现了扭曲。
Gravitational tidal interactions with other members of its group have likely caused the spiral arms of NGC 3190 to appear asymmetric around the center, while the galactic disk also appears warped.
如此说来，青少年是睡眠质量最糟糕的一群人，婴儿潮的人群能得到最好的睡眠质量。
And it's the teenagers who are the sleepiest of all, with baby boomers getting the most sleep.
由于星期五晚上下雨,许多周年庆典者一直呆在三百年庆典的露天剧场里,以潮 湿的一小群的打着伞挤在一起的形式的群集着.水落在古灰色的板子上,就像从一个瀑布上面下来的.
As the rain fell Friday night, many anniversary celebrants remained in Tercentenary Theatre, clustered in humid knots huddled under their umbrellas. The water fell in gray sheets, as from a waterfall.
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