obstacle

US /ˈɑːb.stə.kəl/
UK /ˈɑːb.stə.kəl/
"obstacle" picture
1.

障碍, 阻碍, 绊脚石

a thing that blocks one's way or prevents or hinders progress

:
The fallen tree was an obstacle in our path.
倒下的树是我们路上的障碍
Lack of funding is a major obstacle to the project's completion.
资金不足是项目完成的主要障碍