形容词
中文翻译：Unknown
同义词：
['unskilled', 'inexperienced', 'untrained']
例句：
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1. He is a nonproficient programmer who struggles to understand complex algorithms.
他是一个非专业程序员，难以理解复杂的算法。
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2. The new manager has been accused of being an unskilled leader who lacks the necessary experience.
新经理被指控为一个缺乏必要经验的非专业领导者。
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3. The student was labeled as an untrained worker who had not received proper instruction on how to operate the machinery.
这个学生被标记为一个未经训练的工人，没有接受过操作机器的正确指导。