输入是送货单文档；输出的只是已接收到送货单的指示符。

The input is a shipping notice document; the output is simply an indicator that the shipping notice was received.

youdao

输入是送货单文档；输出的只是已接收到送货单的指示符。

The input is a shipping notice document; the output is simply an indicator that the shipping notice was received.

youdao