Retan
[化] 复鞣
🗣️ 情景例句
A diet cola, please.
一份健怡可乐。
Ouch! I fell down and cut my knee!
好痛呦！我跌倒割伤了膝盖！
Imagine a railway station, a bus company or a cinema, which many people need to ring to find out the times of trains, buses or films.
想一想，有许多人需要打电话到火车站、汽车公司或电影院，以便弄清火车、汽车的起始时间或电影放映的时间吧。