A3
n. A3号纸（尺寸为420×297mm的）
🗣️ 情景例句
No.
没有。
If you want the trunk, look in the attic.
如果你要箱子，就在阁楼上。
Good, we'll pack up the order as soon as we get the not.
好，我们一收到会立刻打包。