Stepwork
迎水坡阶梯式护坡工作
🗣️ 情景例句
If you watch carefully you will see how to do it.
你若细心观察，就会知道怎么做这件事。
I'm reading a book.
我在看书。
The questions were very easy.How about you, Gary?
题目很容易。加里，你怎么样？