He must pile more sand on top as a shield.

他必须在顶上多加些沙土作为防御物。

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Called the Air Umbrella, the concept removes the plastic top from the umbrella and replaces it with a wind shield.

这款新伞叫做空气伞，它移除了传统的塑料伞盖，取而代之的是一个风力屏障。

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There was a silver shield on the top of the hill.

银色的盾就在那山丘顶上。

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On top of that defensive shield, however, you need the luxury of creative players so that when you get the ball you can do something with it.

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