Thick patchy fog and irresponsible driving were to blame.

局部浓雾和驾驶员不负责任是罪魁祸首。

Bottle tans can make your legs, arms and face look a patchy orange colour.

瓶装美黑剂可能会让你的腿、手臂和脸呈现出深一块、浅一块的橙色。

...the brown, patchy grass.

疏密不均的棕色草地

The evidence is patchy.

证据不充分。

Transport is difficult, communications are patchy.

交通困难，通信时断时续。

The rest of the acting is patchy at best.

剩下的表演顶多算是差强人意。