And these rings are indicative of the crystal structure of nickel and can be explained only by invoking wavelike properties of light.

这些光圈,表明了了镍的晶体结构,而且只能通过,光线中波的特征来解释。

麻省理工公开课 - 固态化学导论课程节选

To overcome all this, LeRoy Olson, an engineer at the University of Washington, devised a barrel-shaped structure of metal rings.

ECONOMIST: 20,000 leagues under the sea

One of the key discoveries has been the role Saturn's moons play in maintaining the order and structure of the rings.

BBC: Saturn's beauty and power

Images sent back from the Cassini spacecraft (which has been in orbit around Saturn since 2004) have revealed how the fine structure of the rings is broken up into intricate patterns of thousands of ringlets and gaps.

BBC: Saturn's beauty and power