Later, under cover of darkness, they crept into the house.

后来他们在夜幕的掩护下溜进了房子。

《牛津词典》

We can tear apart the great grass cover of the western plains and pour toxic chemicals into the soil until the soil is dead and blows away in the wind.

我们可以把西部平原上覆盖的大片草地撕开，然后把有毒的化学物质倒入土壤中，直到土壤枯死，被风吹走。

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The pheasants are frightened into cover, they run and dart through the hedge.

野鸡被吓得躲进了掩体，它们跑着穿过树篱。

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