复数： difficulties

Another difficulty is managing a global workforce .

另一个困难是管理全球员工。

How is the difficulty level for each word determined ?

每个词汇是如何归入不同的难度等级的？

The difficulty with pylons is that they go everywhere .

架线塔所面临的问题是他们无处不在。

For pakistan , the difficulty went beyond civilian casualties .

对巴基斯坦来说，难题远不只是平民伤亡。

Yet the difficulty is not a lack of general liquidity .

然而，难点不在于一般流动性的缺乏。