Iod
abbr. 直接需氧量（Immediate Oxygen Demand）
🗣️ 情景例句
Sign here, where I've indicated.
签在这里，在我指的地方。
The restaurant was full, so we decided to go somewhere else.
那餐厅客满了，我们决定到其他的地方去。
He saved money for years and in 1958 he bought a small workshop of his own.
他靠多年积蓄，于1958年买下了自己的一个小铺子。