形容词
中文翻译:困难的
同义词:
['tricky', 'tough', 'hard']
例句:
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1. It's difficult to find a parking spot in this busy city.
在这个繁忙的城市里找到一个停车位很难。
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2. The project is difficult, but we need to keep pushing forward.
这个项目很难,但我们需要继续努力。
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3. She found it difficult to concentrate on the lecture.
她发现很难集中注意力听讲座。