Xmodem
[计] Xmodem协议
🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
Yes,I do.
是的，我有。
so America and the EU have been trying to reach a deal which would eliminate the need to double-test many products.
美国和欧洲一直在寻求达成协议，以便为许多产品取消双重检查。