Echelonment
阶梯状; 梯次配置; 梯状配置
🗣️ 情景例句
Go ahead.
说吧！
What do you want to be after you're on your own?
当你有自主能力的时候，你想做什么？
We also want to teach all the children to perform.
我们还想教会所有的儿童演奏。