障碍物

(1)an obstruction that stands in the way (and must be removed or surmounted or circumvented)

(2)邪魔になる障害（そのため、取り除かれなければならないか、打破されなければならないか、回避されなければならない）

(3)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"

(4)面倒な努力

(5)any obstacle or impediment

(6)障害や妨害