A5
n. A5型纸（标准的纸张尺寸）
🗣️ 情景例句
I'll give him your message as soon as he's available.
他一有空我就转告他您的留言。
You must have dialed the wrong number.
你肯定拨错了号。
It would represent quite a savings.
这省下的可是一笔不少的钱哩。