Hierarchically
adv. 分等级地, 分级体系地
🗣️ 情景例句
Happiness is a personal choice.
快乐是个人的选择。
A person must strain one's ears to hear a wild animal in the forest.
在森林里，人类必须对野兽竖起耳朵才行。
The settlers built railways across the plains and began to hunt even more bison.
殖民者在平原上修起了铁路，于是开始猎取更多的野牛。