Authorial
a. 著作者的
🗣️ 情景例句
5, 6, 7, go right, 1, 2, back, 5 6 7
向右 1 2 后退
How much does packing take up of the total cost of the goods?
包装占货物总成本的百分比是多少？
We also want to teach all the children to perform.
我们还想教会所有的儿童演奏。