短语
中文翻译：在
同义词：
['have difficulty in', 'encounter difficulties in']
例句：
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1. I have trouble in remembering the names of my friends.
我很难记住朋友的名字。
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2. The teacher had trouble in explaining the complex concepts to the students.
老师很难向学生解释复杂的概念。
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3. We encountered trouble in finding a suitable accommodation for our trip.
我们在寻找合适的住宿时遇到了麻烦。