Despite their drawbacks, sundials continued to be used for many years after the invention of mechanical clocks.
尽管日晷存在一定的缺点，但是在机械钟表出现之前，日晷一直是最常用的计时工具。
By the eighteenth century, people had developed mechanical clocks and watches. And today, many of our clocks and watches are electronic.
直到十八世纪，人们发明了机械钟和表，今天我们很多人使用的是电子表。
In the early 20th century, Swiss-made clocks and watches, medicine, textiles and mechanical products were already sold in China, and Swiss financial and insurance services also had presence there.
早在上世纪初，瑞士钟表、制药、纺织、机械产品就已经远销中国，瑞士金融保险机构也在华开展业务。
In the early 20th century, Swiss-made clocks and watches, medicine, textiles and mechanical products were already sold in China, and Swiss financial and insurance services also had presence there.
早在上世纪初，瑞士钟表、制药、纺织、机械产品就已经远销中国，瑞士金融保险机构也在华开展业务。
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