Obstacles
n. 障碍（物）( obstacle的复数形式 ); 障碍物; 绊脚石; 障碍栅栏
🗣️ 情景例句
That's quite a difference from the directions that Pete sent me.
这和Pete寄给我的路线指示完全不同。
He who purposes to be an author, should first be a student.
想当作家，相当学生。
Yes, it is an old photo of my family.
是的，是我们家的一张老照片。