In the 13th century, the mechanical clock was invented. This was more exact, but it was expensive to make one. Later, the first quartz (石英) clock was developed. Clocks became cheaper to build. It’s also cheaper for ordinary people to own a clock. Then the digital clock came. And ...
thefoodheateinWaleswasbetterthanthefoodheateathome.Zachariahrealizedthatthefood was 11 .Itcamefromlocalfarms 12 andwasnottreatedwithchemicals. Zachariahisnowconsideringa(n) 13 profession:farming.“Itwillbemy 14 inthe future.Iamquite 15 athelpingothersandbeinginnaturenow,”hesaid. 30分钟能力强化组合练(...
Calculator when was it invented? 翻译结果4复制译文编辑译文朗读译文返回顶部 Calculator is when invented? 翻译结果5复制译文编辑译文朗读译文返回顶部 When does the calculator is invent? 相关内容 a我们的国庆节是在十月一号 Our National Day is in October one[translate] ...
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André Heiniger, second Rolex president and successor of the founder Hans Wilsdorf, was a true visionary. His opinion was that the originally very costly quartz watch would soon be totally banal. This already had happened with transistor radios, TV sets, and pocket calculators. ...
In the 13th century, the mechanical (机械的) clock was invented. This was more exact, but it was expensive to make one. Over the next few centuries it was developed. In 1927, the first quartz (石英) clock was developed. It’s cheaper forordinarypeople to own a clock. People began dep...
The glasses.;They were made from quartz.;All over Europe and Asia.;Nearly 400 years.;In the 1780s. 答案:76.The glasses.细节理解题.根据第一段句子for example,eyeglasses.Imagine a world without glasses,many of us would walk into things.So who invented glasses,and how were they first made...
a批发-疯狂甩卖男人手表 女人手表 假钻石水晶手表 免运费圣诞礼物 最流行的手表 The wholesale - crazy markdown sale man wristwatch woman wristwatch strass quartz wristwatch exempts the transport expense Christmas gift most popular wristwatch[translate] ...
由文中We should be thankful to Benjamin Franklin, who invented bifocals (双焦点眼镜) in the 1780s.可知答案。 1.Glasses./The glasses. 2.Quartz./They were made from quartz. 3.In Euroe and Asia./All over Europe and Asia. 4.(For) nearly 400 years./It took nearly 400 years for people...
The truth is that nobody knows who invented eyeglasses.What we do know is that the earliest lenses (镜片)made from quartz (石英).As soon as people worked out how to make glass without bubbles they started miking lenses out of glass. ...