In the 1980's, however, Bakker's contention began to be questioned, as a number of scientists found growth rings in the bones of various dinosaurs that are much like those in modern reptiles.

然而，到了20世纪80年代，巴克的论点开始受到质疑，因为许多科学家在各种恐龙的骨骼中发现了与现代爬行动物相似的生长环。

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Early 1940's: Engagement rings become the leading line of jewelry in most department stores.

1940年初：订婚戒指在许多百货商场成了珠宝的主打产品。

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Three simultaneous radio signals of 0.94,3.6 and 13 centimeter wavelength (Ka-, X- and S-bands) were sent fromthe Cassini spacecraft through the rings to Earth.

三个0.94，3.6和13厘米波长（Ka，X和S -波段）的同生无线电信号被从土星环中的卡西尼号飞船送往地球。

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Today's circuses usually have three rings.

VOA: special.2009.01.11

It wouldn't be the same if I turned it upside down because the carbons - the rings here, the pentose's would all be turned over, the chemistry would look different and the sequence of bases would look different.

记住单链倒过来,就和原来不一样了,这是因为碳原子和糖环结构,戊糖会翻转,使得这个化学结构看起来不一样了,碱基的顺序也不一样了

耶鲁公开课 - 生物医学工程探索课程节选

there's rings you could swing on.

你可以在上面摇荡，

圣莫妮卡的海滩 - SpeakingMax英语口语达人

In Saturn's rings, we can see similar ordered patterns and structures assembling themselves from the chaos of the ring particles.

BBC: Saturn's beauty and power

The charge went on to allege that Mr Fraser took money, a coat and children's clothes from the Smith Street house on 28 April, 1998 and put Arlene's rings in the house on 7 May, 1998.

BBC: Arlene murder trial charges

At a time when rovers are exploring Mars, a satellite is looping around Saturn's rings and a body larger than Pluto was recently found in the far reaches of the solar system, the reader who wants to catch up on developments could have done with a book of more uniform quality.

ECONOMIST: Twirls and swirls from outer space