名词
中文翻译：突然开始
同义词：
['abrupt commencement', 'sudden start']
例句：
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1.The sudden commencement of the project has caused a lot of concern among the team members.
项目的突然开始让团队成员感到担忧。
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2.He suddenly commenced his speech with a joke to break the ice.
他突然以一个笑话开场，打破僵局。
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3.The sudden commencement of the rain signaled the end of our picnic.
突如其来的雨声预示着我们的野餐结束了。