形容词
中文翻译：困难的
同义词：
['tricky', 'tough', "hard例句：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。）"]
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 task is difficult, but with practice, I believe I can do it.
这个任务很难，但我相信通过练习我能做到。
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3.The journey was difficult, but the scenery was breathtaking.
这次旅行很艰难，但风景令人惊叹。