1. Thick patchy fog and irresponsible driving were to blame. 浓重的分布不均的雾和不负责任的驾驶应受到责难。
2. The grass was dry and patchy. 草都干了,东一片西一片的。
3. It was a patchy performance. 那是一场素质不齐的演出。
4. The evidence is patchy. 这个证据不很可靠。
5. To compound its low status in the medical hierarchy, travel medicine has to rely on statistics that are patchy at best. 为了加重其在医疗体系中的低下地位,旅游医学不得不依赖充其量零零碎碎的统计数据。