Paradow
对二氯苯
🗣️ 情景例句
I sure I am glad to see you, Dr. Stewart.
真高兴见到你来 ，Stewart大夫。
My overcoat is red.
我的大衣是红色的。
Modern industry is based on the conception of the maximum production at lowest cost,
以最低成本获取最多产品，