"With a laser pulse, you can tap that shell and make it ring like a bell," said physicist Till Rosenband of NIST, who built the existing quantum-logic clock.
“激光脉冲轻拍壳层产生了像铃声一样声音”,国家标准和技术研究所的物理学家Till Rosenband说,现有的量子逻辑时钟是由他开发的。
Bruce Tognazzini is probably not a name that most of you are familiar with, but his associations might ring a bell.
可能BruceTognazzini这个名字听起来并不怎么耳熟,但是他所在的组织你却很可能听说过。
Does the name ring a bell? No, I'm sorry, that description doesn't ring any bells with me.
这个名字听起来很熟悉?很抱歉,我一点印象都没有。
Does the name ring a bell?No, I'm sorry, that description doesnt ring any bells with me.
你听这个名字耳熟吗?不熟悉,抱歉,我一点也想不起来。
At dusk, with the sun slowly drifting into the Lake on the west, a huge bell at Jingxi Temple, will ring its farewell to the last sunbeam of the day.
黄昏,太阳缓缓落向湖的西边,在京西寺的一个巨大的钟,会响到最后,告别阳光的一天。
Also show her how to make noises with other things that provide a wide range of variations in pitch, such as a bell, a whistle, keys on a ring or a music box.
还教她如何使噪音和其他的东西,提供一系列的变化,如一个铃铛球场,哨子,把戒指或一个音乐盒。
Also show her how to make noises with other things that provide a wide range of variations in pitch, such as a bell, a whistle, keys on a ring or a music box.
还教她如何使噪音和其他的东西,提供一系列的变化,如一个铃铛球场,哨子,把戒指或一个音乐盒。
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