Ckm
abbr. cents per kilometer 分/千米
🗣️ 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？
Would you please make my reservation to Chicago for tomorrow?
请帮我预订明天去芝加哥的座位好吗？
Why does aperson standing in a bus or train tend to fall when a sudden start is made?
一个人站在公共汽车或火车上，当车突然开动时，他为什么会倾倒呢？