
1,difficulty表示泛指的笼统困难,意为"困难、艰难",时是不可数名词。
.2、difficulty用作可数名词,表示某种具体的困难,意为"难事,难点,困境,难处".
例句
His increasing financial difficulties forced him to take desperate measures.
不断增加的经济困难迫使他采取了铤而走险的办法。
变形
复数difficulties
作困难时不可数,如she got in difficulty again作困难的事情时可数,如They met with many difficulties不明再补充作困难时不可数,如she got in difficulty again作困难的事情时可数,如They met with many difficulties不明再补充作困难时不可数,如she got in difficulty again作困难的事情时可数,如They met with many difficulties不明再补充