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1. The road is very well-maintained, making it easy to travel through.
这条路维护得很好，很容易通行。
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2. She has a good understanding of the subject matter.
她对主题有很深的理解。
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3. He was able to communicate with his colleagues in another city without any problems.
他能够与另一个城市的同事们顺利沟通。