1、
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For many years sundials have cast their spell over scientists and mathematicians.
多年来，日晷一直吸引着科学家和数学家们。
《柯林斯高阶英汉双解学习词典》
3、
Sundials have been around for centuries because are accurate and easy to make.
人类已使用日晷好几个世纪,因为它们精准又容易制造.
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4、
For many years sundials have cast their spell over scientists and mathematicians...
多年来，日晷一直吸引着科学家和数学家们。
《柯林斯高阶英汉双解学习词典》
