🧩 词语组成解析
🗣️ 情景例句
I have to sign copies of my book for a lot of people
我还必须为许多人在我的书上签名
We can offer a discount in progressive stages according to the size of the order.
根据订购数量的大小，我们可提供累进的折扣。
It's Zheng Jie here. I've just got your message.
我是郑杰，我刚刚收到你的留言。