介词短语
中文翻译：开始时
同义词：
['from the beginning', 'at the outset', 'from the very beginning例句：1. We started our project on Monday morning.（我们周一早上开始了我们的项目。）2. The company was founded at the start of the 20th century.（这家公司是在20世纪初成立的。）']
例句：
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1. We started our project on Monday morning.
我们周一早上开始了我们的项目。
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2. The company was founded at the start of the 20th century.
这家公司是在20世纪初成立的。
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3. She decided to start her own business at the start of the year.
她决定在年初开始自己的生意。