It is incredibly difficult to calculate how much dead stock currently goes to waste.

要计算目前有多少滞销库存将被浪费是极其困难的。

youdao

First, she says, it must address the more difficult question of when a person can really be said to be dead.

首先，必须对何时可以说一个人真正地死亡提出更加困难的问题。

youdao

However, they found this difficult to answer because their mice kept dropping dead.

然而，她们发现这个问题难以回答，因为实验老鼠不断地死掉。

youdao

It was for them, as it is for us, difficult, in the dead of winter, to sometimes see spring coming.

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Corbett said it may be difficult to get out a dead-bolt door, or some doors might be blocked by equipment or boxes.

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The remains of the dead were too difficult to separate and identify.

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