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
Great.
太好了。
One good turn deserves another.
以德报德。
they would devour all our crops and kill our flocks and herds, if it were not for the protection we get from insect-eating animals.
昆虫会吞食我们的全部庄稼，杀死我们的成群的牛羊。