an effort that is inconvenient; "I went to a lot of trouble"; "he won without any trouble"; "had difficulty walking"; "finished the test only with great difficulty"面倒な努力風波
例:had difficulty walking 歩行が困難だった
the quality of being difficult; "they agreed about the difficulty of the climb"難しい性質難しさ
例:They agreed about the difficulty of the climb. 彼らはその登山の難しさについて一致した。
a condition or state of affairs almost beyond one's ability to deal with and requiring great effort to bear or overcome; "grappling with financial difficulties"その人の能力では処置しかねる状況あるいは状態で、耐え忍ぶため、あるいは克服するために非常な努力を必要とする難局
a factor causing trouble in achieving a positive result or tending to produce a negative result; "serious difficulties were encountered in obtaining a pure reagent"よい結果を出すのにトラブルとなる要因、あるいは悪い結果になってしまう要因難事