If you drag your shoe a bit those plastic spikes or rubber spikes can be almost as bad as metal spikes.

If you drag your shoe a bit those plastic spikes or rubber spikes can be almost as bad as metal spikes.

如果你稍微拖一下你的鞋子，那些塑料钉或橡胶钉几乎和金属钉一样糟糕。

-- Bernhard Langer 兰格