Stad
abbr. 学生小组成绩分工法（Student Teams and Achievement Divisions）
🗣️ 情景例句
Where's your father?
你爸爸在哪？
There are ten dimes in every dollar.
每美元有十角。
It is also useful for sending pictures, designs, maps and so on.
传真机也可以用来发送图片、地图等。