1、We demand it because without difficulty there can be no game.
我們之所以需要它，因為設若沒有困難，便斷無游戲可言。

2、Even this exception, however, was brigaded without difficulty into Operation Desert Storm.
然而，甚至這唯一一個例外，在參加沙漠風暴行動的時候也沒有遭遇太大的困難。

3、It is not without difficulty to get rid of these harmful habits.
要克服這些有害的習慣并不是沒有難度的。

without difficulty翻譯