Dial exchage
[计] 拨号交换机
🧩 词语组成解析
🗣️ 情景例句
He said they need a new book of photographs,
他说他公司需要一本新的摄影集，
No wisdom like silence.
智者寡言。
My teacher never spoke English like that! The porter and I looked at each other and smiled.
我的老师从来不那样讲英语！我和搬运工相视一笑。