Sdi
[计] 信息选择传播, 源数据信息, 标准数据接口
🗣️ 情景例句
I would like to improve my English pronunciation.
我想改善我的英语发音。
Even Homer sometimes nods.
人非圣贤，孰能无过。
I was able to tell him that he had pulled out the wrong tooth.
我总算有可能告诉他，他拔错了牙。