动词
中文翻译：Unknown
同义词：
['wear out', 'deteriorate', 'decay', 'ruin']
例句：
-
1. The old car is running down, and I need to get it repaired soon.
这辆旧车正在逐渐磨损，我需要尽快修好。
-
2. The old house is run-down, and the repairs are expensive.
这所老房子已经破旧不堪，维修费用很高。
-
3. The old engine is running down, and we need to replace it soon.
这台旧引擎正在逐渐磨损，我们需要尽快更换。