Tetrachlorinated
四氯化的
🗣️ 情景例句
Hello, Air China Flight Reservations. May I help you?
喂，你好，中国航空公司订票处，需要帮忙吗？
If your prices are more favorable than those of your competitors we shall send you our order.
如果你方价格比其他竞争对手的优惠，我们将向你们订货。
All the stories of families, heroes, wars and journeys are passed down from generation to generation.
所有家族、英雄、战争、旅行的情况都是世代口传的。