Sdi
[計] 信息選擇傳播, 源數據信息, 標準數據接口
??? 情景例句
They had a special on frozen fish down at the supermarket.
超級市場 冷凍魚特價。
These two students drank a lot of coffee.
這兩個學生喝了許多咖啡。
The students walked through the gates with Uncle Wang.
學生們跟隨王大叔走進大門。