Phenosic acid
[化] 四代苯酚
🧩 词语组成解析
🗣️ 情景例句
Ah, you are an early bird then!
你原来是早起的人。
Liberty often degenerates into lawlessness.
自由随便，经常堕落到无法无天。
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。