With far less controversy, colleges could send messages about canceled classes, delayed buses, campus crises or just the cafeteria menu.

大学可以发送取消课程、公交车延误、校园危机或仅仅餐厅菜单的信息，而免受太多争议。

youdao

There's the normal local chat and then there's pigeon birds that you can use to send a delayed message to someone.

一般的地区聊天与信鸽-你可以送延迟的讯息给某人。

youdao

There's the normal local chat and then there's pigeon birds that you can use to send a delayed message to someone.

一般的地区聊天与信鸽-你可以送延迟的讯息给某人。

youdao