使免于麻烦或困难的 convenient
避免麻烦或者困难 turn tail
麻烦、困难 trouble
困难、麻烦 trouble
遭遇危险／麻烦／困难 to run into danger/trouble/difficulties
本已处在困难境地的意大利电信集团又有了新麻烦。
The fresh trouble comes at a difficult time for the Italian telecoms group.
但是，它们给用户操作造成了一定的困难，这常常是一个缺点，因为用户觉得很麻烦。
However, they are harder for users to manipulate-which is often a disadvantage, as users find it annoying.
也不是太大的麻烦，也不是一个非常复杂的积分，但估计可能变得更加困难。
Not a very big one, not a very complicated integral, but imagine it could get potentially much harder.
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