Firmed
vt.& vi. 使坚固（firm的过去式与过去分词形式）
🗣️ 情景例句
I believe stamp collecting is an interesting hobby.
我认为收集邮票是一种有趣的爱好。
Honesty is the best policy.
诚实是上策。
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。