difficulty [ˈdɪfɪkəlti]

以下由轻松背单词网站提供

n.困难，费劲；难事，难题；麻烦，困境

when something is not easy to do or understand

If there is any difficulty, please let us know promptly. 倘有困难，请迅速通知我们。
A little difficulty like this is nothing to us. 这点困难算不了什么。