Unique variable
[计] 唯一变量
🧩 词语组成解析
🗣️ 情景例句
Is this the window for claiming parcels?
这是领取包裹的窗口吗？
Why are you wearing my sweater?
你为什么穿着我的毛衣？
You see, we've been in China for over two years now, so we are travelling back to England soon for a holiday.
您知道，我们到中国已有两年多时间了，所以不久后我们就要回英国度假了。