Rtr
abbr. 无线电电传打字电报接收机（Radio Teletype Receiver）
🗣️ 情景例句
All we have to do now is shake hands.
现在我们所该做的只是握手了。
In Britain, there are open universities.
在英国，有成人大学。
No, she isn't wearing a sweater. She's wearing a white blouse.
没穿。她穿了一件白色的衬衫？